Scholars@Duke
William Dalton Bradford

William Dalton Bradford

Professor of Pathology
Pathology
bradf001@mc.duke.edu
Duke Box 3712, Durham, NC 27710
242M Davison Bldg, Durham, NC 27710

Selected Publications

The governance role of institutional investors in management compensation: evidence from China

Journal Article Accounting and Finance · April 1, 2022 This study examines whether and how institutional investors play a corporate governance role in executive pay in China. Based on a sample of Chinese listed firms from 2005 to 2015, we find that higher institutional investor ownership is negatively related ... Full text Cite

The effect of corporate governance on credit ratings: Evidence from China's bond market

Journal Article Journal of International Financial Management and Accounting · June 1, 2019 This paper examines the association between firms’ corporate governance and credit ratings (both bond ratings and issuer ratings) in China. In addition to considering the financial attributes of bond issuers, we ask to what extent do credit rating agencies ... Full text Cite

Association Between US State Medical Cannabis Laws and Opioid Prescribing in the Medicare Part D Population.

Journal Article JAMA Intern Med · May 1, 2018 IMPORTANCE: Opioid-related mortality increased by 15.6% from 2014 to 2015 and increased almost 320% between 2000 and 2015. Recent research finds that the use of all pain medications (opioid and nonopioid collectively) decreases in Medicare Part D and Medic ... Full text Link to item Cite

Are minority-owned businesses underserved by financial markets? Evidence from the private-equity industry

Journal Article Small Business Economics · March 1, 2018 Our study addresses a longstanding question—whether discrimination exists in financial markets. Although empirical evidence demonstrating disparate treatment of minorities is vast, studies have inadequately explained why minority customers seeking financin ... Full text Cite

Minority entrepreneurship in twenty-first century America

Journal Article Small Business Economics · March 1, 2018 Prior to the 1970s, minority-owned small businesses were small in size and scope, and common in only a few industry niches. Business owners were severely capital-constrained, lacking in higher education, and training in skilled occupations. The median owne ... Full text Cite

Conservative Accounting, IFRS Convergence and Cash Dividend Payments: Evidence from China

Journal Article European Financial Management · June 1, 2017 We investigate the governance role of conservative accounting in mitigating the creditor–stockholder conflict by affecting firms’ dividend policies, and how the convergence to International Financial Reporting Standards (IFRS) affects the governance role o ... Full text Cite

Medical Marijuana Laws May Be Associated With A Decline In The Number Of Prescriptions For Medicaid Enrollees.

Journal Article Health Aff (Millwood) · May 1, 2017 In the past twenty years, twenty-eight states and the District of Columbia have passed some form of medical marijuana law. Using quarterly data on all fee-for-service Medicaid prescriptions in the period 2007-14, we tested the association between those law ... Full text Link to item Cite

Medical Marijuana Laws: The Authors Reply.

Journal Article Health Aff (Millwood) · October 1, 2016 Full text Link to item Cite

Medical Marijuana Laws Reduce Prescription Medication Use In Medicare Part D.

Journal Article Health Aff (Millwood) · July 1, 2016 Legalization of medical marijuana has been one of the most controversial areas of state policy change over the past twenty years. However, little is known about whether medical marijuana is being used clinically to any significant degree. Using data on all ... Full text Link to item Cite

The differential effect of compensation structures on the likelihood that firms accept new patients by insurance type.

Journal Article Int J Health Econ Manag · March 2016 Adequate access to primary care is not universally achieved in many countries, including the United States, particularly for vulnerable populations. In this paper we use multiple years of the U.S.-based Community Tracking Survey to examine whether a variet ... Full text Link to item Cite

The effects of direct-to-consumer advertising on medication use among Medicaid children with asthma.

Journal Article Health Mark Q · 2016 Asthma medication adherence is low, particularly among Medicaid enrollees. There has been much debate on the impact of direct-to-consumer advertising (DTCA) on health care use, but the impact on medication use among children with asthma has been unexamined ... Full text Link to item Cite

Some state vaccination laws contribute to greater exemption rates and disease outbreaks in the United States.

Journal Article Health Aff (Millwood) · August 2015 Health officials attest that immunizations are among the most successful interventions in public health. However, there remains a substantial unvaccinated population in the United States. We analyzed how state-level vaccination exemption laws affect immuni ... Full text Link to item Cite

Impact of FDA Actions, DTCA, and Public Information on the Market for Pain Medication.

Journal Article Health Econ · July 2015 Nonsteroidal anti-inflammatory drugs (NSAIDs) are one of the most important classes of prescription drugs used by primary care physicians to manage pain. The NSAID class of products has a somewhat controversial history, around which a complex regulatory an ... Full text Link to item Cite

The effect of changes in state and federal policy for nonprescription access to emergency contraception on youth contraceptive use: A difference-in-difference analysis across New England states

Journal Article Contemporary Economic Policy · July 1, 2015 One of the more contentious policy changes in the past decade in the United States involves the decisions by several state legislatures and the Food and Drug Administration (FDA) to permit sales of emergency contraception on a nonprescription basis. We too ... Full text Cite

Association between Increased Emergency Contraception Availability and Risky Sexual Practices.

Journal Article Health Serv Res · June 2015 OBJECTIVE: We studied whether increased emergency contraception availability for women over age 18 was associated with a higher probability of risky sexual practices. DATA: A total of 34,030 individual/year observations on 3,786 women aged 18 and older wer ... Full text Link to item Cite

A prescription for unemployment? Recessions and the demand for mental health drugs.

Journal Article Health Econ · November 2014 We estimate the relationship between mental health drug prescriptions and the level of labor market activity in the USA. Based on monthly data from the National Ambulatory Medical Care Survey of physicians and aggregated by US census regions, we find that ... Full text Link to item Cite

The “Myth” That Black Entrepreneurship Can Reduce the Gap in Wealth Between Black and White Families

Journal Article Economic Development Quarterly · August 8, 2014 Does business ownership reduce the wealth disparity between Black and White households? The author uses Panel Study of Income Dynamics (PSID) data on family wealth in 1999 through 2009 to examine the levels of wealth and changes in wealth of entrepreneurs ... Full text Cite

Changes in state prescription contraceptive mandates for insurers: the effect on women's contraceptive use.

Journal Article Perspect Sex Reprod Health · March 2014 CONTEXT: Access to effective contraceptives is critical to reducing levels of unintended childbearing in the United States. Since 1998, more than half the states have passed legislation requiring insurers that cover prescription drugs to cover prescription ... Full text Link to item Cite

Master Settlement Agreement (MSA) spending and tobacco control efforts.

Journal Article PLoS One · 2014 We investigate whether the distributions to the states from the Tobacco Master Settlement Agreement (MSA) in 1998 is associated with stronger tobacco control efforts. We use state level data from 50 states and the District of Columbia from four time period ... Full text Link to item Cite

The cost of implementing new strategies (COINS): A method for mapping implementation resources using the stages of implementation completion

Journal Article Children and Youth Services Review · January 1, 2014 Objective: Illustrate the value of a strategy used for measuring the costs and resources used in the implementation process over and above the costs of the intervention itself in the context of a two-arm randomized controlled trial. Methods: Counties in Ca ... Full text Cite

Cash dividend policy, corporate pyramids, and ownership structure: Evidence from China

Journal Article International Review of Economics and Finance · June 1, 2013 This paper investigates how the state-controlling ownership and the ownership through corporate pyramid structures affect the dividend policies of publicly listed firms in China. We find that the state-controlled firms in China pay higher dividends (measur ... Full text Cite

Does venture capitalist activism improve investment performance?

Journal Article Journal of Business Venturing · May 1, 2012 We investigate whether venture capitalist (VC) activism is associated with higher investment returns. Advising portfolio firms is time consuming and creates tradeoffs between intensity of VC activism and portfolio size. As the number of assisted firms expa ... Full text Cite

Money Matters: Cost-Effectiveness of Juvenile Drug Court with and without Evidence-Based Treatments

Journal Article Journal of Child and Adolescent Substance Abuse · January 1, 2012 The 12-month cost-effectiveness of juvenile drug court and evidence-based treatments within court were compared with traditional Family Court for 128 substance-abusing/dependent juvenile offenders participating in a 4-condition randomized trial. Interventi ... Full text Cite

Can credence advertising effects be isolated? Can they be negative?: Evidence from pharmaceuticals

Journal Article Southern Economic Journal · January 1, 2011 We explore the relative impact of informative versus the credence effects of direct-to-consumer advertising in the market for prescription drugs. In particular, we examine how advertising for statin medications affects the delay between diagnosis and pharm ... Full text Cite

Individual time preferences and health behaviors, with an application to health insurance

Journal Article Contributions to Economic Analysis · December 1, 2010 One of the fundamental tasks in optimal insurance design is mitigating the moral hazard effects inherent in insurance mechanisms. Empirically, relatively little is known about how individual-level time preferences affect selection of insurance options. We ... Full text Cite

Getting used to it: the adaptive global utility model.

Journal Article J Health Econ · December 2010 This paper expands the standard model of utility maximization to endogenize the ubiquitous phenomenon of adaptation. We assume that total utility is an aggregate function of the utility associated with different domains of life, with relative weights that ... Full text Link to item Cite

The effect of direct to consumer television advertising on the timing of treatment

Journal Article Economic Inquiry · April 1, 2010 We examine how direct to consumer advertising affects the delay between diagnosis and pharmacological treatment for patients suffering from a common chronic disease. The primary data for this study consist of patients diagnosed with osteoarthritis (N = 18, ... Full text Cite

The association between individual time preferences and health maintenance habits.

Journal Article Med Decis Making · 2010 CONTEXT: Encouraging healthy behaviors, including disease screening, exercise, and tobacco avoidance, has been a significant focus of clinical attention in recent decades. Little is known about the association between individual preferences with respect to ... Full text Link to item Cite

The impact of institutional sources of capital upon the minority-oriented venture capital industry

Journal Article Small Business Economics · November 1, 2009 Venture capital (VC) funds specializing in investing equity capital in minority-owned businesses have grown rapidly over the past decade, fueled by the willingness of major institutional investors to support this traditionally neglected niche. We investiga ... Full text Cite

The role of individual time preferences in health behaviors among hypertensive adults: a pilot study

Journal Article Journal of the American Society of Hypertension · January 1, 2009 An economic framework incorporating patients' time-value preferences may help explain individual variation in preventive health behaviors. We conducted a pilot study to examine the relationship between health discount rates and preventive health practices. ... Full text Cite

The use of linear instrumental variables methods in health services research and health economics: a cautionary note.

Journal Article Health Serv Res · June 2008 OBJECTIVE: To investigate potential bias in the use of the conventional linear instrumental variables (IV) method for the estimation of causal effects in inherently nonlinear regression settings. DATA SOURCES: Smoking Supplement to the 1979 National Health ... Full text Link to item Cite

Venture-capital investment in minority business

Journal Article Journal of Money, Credit and Banking · March 1, 2008 This study analyzes the performance of mature investments made by venture-capital (VC) funds that specialize in financing minority business enterprises. We explore the hypothesis that VCs focusing on investing in minority businesses earn attractive returns ... Full text Cite

The authors' reply

Journal Article Clinical Therapeutics · January 1, 2008 Full text Cite

Traits and performance of the minority venture-capital industry

Journal Article Annals of the American Academy of Political and Social Science · September 1, 2007 This study analyzes the performance of investments made by venture-capital (VC) funds that specialize in financing minority business enterprises (MBEs). Existing studies document that MBEs have less access to financing-equity as well as debt-than similarly ... Full text Cite

Distinguishing economically from legally formal firms: Targeting business support to entrepreneurs in South Africa's townships

Journal Article Journal of Small Business Management · January 1, 2007 Although the government of South Africa (SA) has formally adopted a policy of proactive support of entrepreneurship, providing business assistance to all of its entrepreneurs is beyond SA's financial and human resource capabilities. This study utilizes the ... Full text Cite

Symposium: Third annual southeastern health economics study group conference introduction

Journal Article Southern Economic Journal · January 1, 2007 Cite

The viability of the minority-oriented venture-capital industry under alternative financing arrangements

Journal Article Economic Development Quarterly · May 1, 2006 The minority business-oriented venture-capital industry grew rapidly in the 1990s, as did its target market of large-scale minority-owned firms. This niche of the venture-capital industry traditionally relied upon the U. S. Small Business Administration (S ... Full text Cite

How direct-to-consumer television advertising for osteoarthritis drugs affects physicians' prescribing behavior.

Journal Article Health Aff (Millwood) · 2006 Concern about the potential pernicious effect of direct-to-consumer (DTC) drug advertising on physicians' prescribing patterns was heightened with the 2004 withdrawal of Vioxx, a heavily advertised treatment for osteoarthritis. We examine how DTC advertisi ... Full text Link to item Cite

The complexity and cost of drug regimens of older patients hospitalized with heart failure in the United States, 1998-2001.

Journal Article Arch Intern Med · October 10, 2005 BACKGROUND: Polypharmacy-the concurrent prescription of multiple medications-is a salient consideration in the care of older patients with heart failure. Little is known, however, about the complexity and financial burden of medical therapy in this populat ... Full text Link to item Cite

Comparing willingness to pay for telemedicine across a chronic heart failure and hypertension population.

Journal Article Telemed J E Health · August 2005 This paper presents estimates of the willingness to pay for a new telemedicine technology in the absence of market data. The study utilizes a contingent valuation method to determine patient willingness to pay for access to telemedicine services. Willingne ... Full text Link to item Cite

The impact of an innovative reform to the South Carolina dental medicaid system.

Journal Article Health Serv Res · August 2005 OBJECTIVE: To evaluate the effectiveness of an innovative reform in 2000 to the Dental Medicaid program in South Carolina. DATA SOURCES/STUDY SETTING: South Carolina Medicaid enrollment data and dental services utilization data from 1998, 1999, and 2000. S ... Full text Link to item Cite

A multimethod quality improvement intervention to improve preventive cardiovascular care: a cluster randomized trial.

Journal Article Ann Intern Med · October 5, 2004 BACKGROUND: Research is needed to validate effective and practical strategies for improving the provision of evidence-based medicine in primary care. OBJECTIVE: To determine whether a multimethod quality improvement intervention was more effective than a l ... Full text Link to item Cite

Treatment costs for youths receiving multisystemic therapy or hospitalization after a psychiatric crisis.

Journal Article Psychiatr Serv · May 2004 OBJECTIVE: The authors conducted a cost analysis for multisystemic therapy, an evidence-based treatment that is used as an intensive community-based alternative to the hospitalization of youths presenting with psychiatric emergencies. METHODS: Data from a ... Full text Link to item Cite

Willingness to pay for telemedicine assessed by the double-bounded dichotomous choice method.

Journal Article J Telemed Telecare · 2004 We investigated the willingness of patients with chronic heart failure (CHF) to pay for access to medical care via telemedicine, as an alternative to visits to a physician's office. Willingness to pay was estimated using a double-bounded dichotomous choice ... Full text Link to item Cite

Employment-based health insurance and the effectiveness of intrafirm competition between insurance providers

Journal Article Southern Economic Journal · January 1, 2004 This paper examines the effects of competition between insurers for the patronage of a firm's employees. Since for employment-based health insurance the employee choice of health insurance plans is often limited, the availability of competing plans in the ... Full text Cite

Analysis of venture-capital funds that finance minority-owned businesses

Journal Article Review of Black Political Economy · January 1, 2004 The minority-oriented venture-capital (VC) industry is a small, but rapidly growing group of funds that specializes in investing equity capital in minority business enterprises. Major sources of funds for the minority VCs include public pension funds and b ... Full text Cite

Qualitative evaluation of South Carolina's Postpartum/Infant Home Visit program.

Journal Article Public Health Nurs · 2004 Many states have introduced home visitation programs to improve the health of mothers and newborn infants. In South Carolina, the Postpartum/Infant Home Visit (P/IHV) program seeks to provide all Medicaid-eligible mothers and infants with at least one home ... Full text Link to item Cite

Continuity of medical care, health insurance, and nonmedical advice in the first 3 years of life.

Journal Article Med Care · January 2004 OBJECTIVES: The study seeks to evaluate whether continuity in medical care provides a mechanism that contributes to increased parental awareness of the importance of dental services, nutrition, and child development and whether health insurance encourages ... Full text Link to item Cite

Pregnancy and the demand for cigarettes

Journal Article American Economic Review · December 1, 2003 Full text Cite

Expression analysis of the T-cell-targeting chemokines CXCL9 and CXCL10 in mice and humans with endothelial infections caused by rickettsiae of the spotted fever group.

Journal Article Am J Pathol · October 2003 Rocky Mountain spotted fever and other related diseases are systemic infections caused by rickettsiae. These obligatory intracellular bacteria target the endothelium, offering an appealing model to study the interactions between endothelial cells and T lym ... Full text Link to item Cite

The savings and credit management of low-income, low-wealth black and white families

Journal Article Economic Development Quarterly · February 1, 2003 The greater reluctance of low-income, low-wealth Black families to use checking and savings accounts than of low-income, low-wealth White families is only partially explained by regression models that consider a wide array of demographic variables. The gre ... Full text Cite

The wealth dynamics of entrepreneurship for black and white families in the U.S.

Journal Article Review of Income and Wealth · January 1, 2003 Among black and white families, entrepreneurs hold disproportionately more wealth than workers. Black entrepreneurs hold a lower fraction of black family wealth than white entrepreneurs hold of white family wealth, because black families have a lower rate ... Full text Cite

Inspissation of pancreatic zymogen material in cystic fibrosis.

Journal Article Ultrastruct Pathol · 2003 Cystic fibrosis is characterized by the elaboration of abnormal, thick, tenacious mucus resulting in obstructive disease in sites such as the lung and pancreas. In the pancreas, acinar plugs of mucus have been reported as the earliest recognizable morpholo ... Link to item Cite

Idiopathic hyperammonemia following an unrelated cord blood transplant for mucopolysaccharidosis I.

Journal Article Pediatr Dev Pathol · 2003 Bone marrow transplantation (BMT) has been shown to reverse or stabilize some manifestations of mucopolysaccharidosis I (Hurler syndrome). Idiopathic hyperammonemia (IHA) is a rare complication of solid organ and BMT that is characterized by elevated serum ... Full text Link to item Cite

A two-part model of treatment for benign prostatic hyperplasia and the impact of innovation

Journal Article Applied Economics · January 1, 2002 Benign prostatic hyperplasia (BPHs) affects more than half of men who are at least 60 years old. Transurethral resection of the prostate (TURP) is the most common treatment. This article estimates the average costs of providing a TURP to a patient that cho ... Full text Cite

Testing efficacy with detection controlled estimation: an application to telemedicine.

Journal Article Health Econ · September 2001 Detection controlled estimation (DCE) is a powerful new econometric estimator in the family of missing data estimators. By collecting measures from a variety of inspectors or inspection technologies, DCE is able to make inferences about the entire populati ... Full text Link to item Cite

Predictors of costs of caring for elderly patients discharged with heart failure.

Journal Article Am Heart J · August 2001 BACKGROUND: Investments in programs to improve outcomes and reduce readmissions for patients who survive hospitalization with heart failure will be economically most favorable for those who have the highest risk. Little information is available, however, t ... Full text Link to item Cite

Quality of medical care and excess mortality in older patients with mental disorders.

Journal Article Arch Gen Psychiatry · June 2001 BACKGROUND: This study investigated whether differences in quality of medical care might explain a portion of the excess mortality associated with mental disorders in the year after myocardial infarction. METHODS: This study examined a national cohort of 8 ... Full text Link to item Cite

Stochastic frontier estimation of cost models within the hospital

Journal Article Review of Economics and Statistics · May 1, 2001 Assessing the impact of new technologies on health care costs is an important research area. This paper evaluates two technologies used to treat coronary artery disease. We estimate two separate stochastic frontier models - one for balloon angioplasty pati ... Full text Cite

Duke's 3rd year: a 35-year retrospective.

Journal Article Teach Learn Med · 2001 PURPOSE: Our purpose was to review and evaluate Duke University School of Medicine's 3rd year. SUMMARY: Duke University School of Medicine instituted a dramatic change in its curriculum 35 years ago by restructuring the 1st, 2nd, and 4th years of medical s ... Full text Link to item Cite

Correlates and impact on outcomes of worsening renal function in patients > or =65 years of age with heart failure.

Journal Article Am J Cardiol · May 1, 2000 1.5 mg/dl. Based on the number of these factors, a patient's risk for developing worsening renal function ranged between 16% (< or =1 factor) and 53% (> or =5 factors). After adjusting for confounding effects, worsening renal function was associated with a ... Full text Link to item Cite

Partnerships, profit sharing, and quality competition in the medical profession

Journal Article Review of Industrial Organization · January 1, 2000 This paper contains a theoretical model of medical partnerships with individual quantity and quality choice. The firm selects price, the number of partners and profit sharing. The firm encourages inter-firm quality competition and discourages intra-firm qu ... Full text Cite

Cytogenetics and mechanisms of spontaneous abortions: increased apoptosis and decreased cell proliferation in chromosomally abnormal villi.

Journal Article Cytogenet Cell Genet · 2000 Genetic defects of the zygote, such as chromosome aberrations, are the most frequent causes of abnormal embryonic development and spontaneous abortion. However, the underlying mechanisms remain unknown. Chromosome aberrations likely cause changes in placen ... Full text Link to item Cite

Variations in and correlates of length of stay in academic hospitals among patients with heart failure resulting from systolic dysfunction.

Journal Article Am J Manag Care · June 1999 OBJECTIVE: Given the high cost of caring for patients with congestive heart failure, there are strong incentives to decrease hospital costs by shortening length of hospital stay. We sought to identify factors associated with length of stay among patients a ... Link to item Cite

Under-utilisation of beta-blockers after acute myocardial infarction. Pharmacoeconomic implications.

Journal Article Pharmacoeconomics · March 1999 We reviewed the literature on the efficacy and effectiveness of beta-blocker therapy and examined the economic consequences of under-utilisation. Despite the literature documenting the value of beta-blockers, the therapy is not prescribed at the appropriat ... Full text Link to item Cite

Relative inefficiencies in production between solo and group practice physicians.

Journal Article Health Econ · 1997 Health economists have hypothesized for some time that physicians produce medical care in an inefficient manner. Further, whether solo or group practice physicians are relatively more inefficient has been a question of particular interest. Theoretical cons ... Full text Link to item Cite

Behavioural differences among hospitals: Is it ownership, or location?

Journal Article Applied Economics · January 1, 1997 By about 1988, the consensus among leading health economists was that no meaningful differences existed among hospitals of different ownership form, and this position was embraced by the Antitrust Division of the US Department of Justice. But behavioural d ... Full text Cite

Prospective payments and hospital efficiency

Journal Article Review of Industrial Organization · December 1, 1996 This paper examines the effects of the Prospective Payment System on the behavior of hospitals with respect to their capital allocations and the efficiency with which they produce in-patient care. A theoretical model adapted from Pope [1989] yields the tes ... Cite

Career characteristics of graduates of a Medical Scientist Training Program, 1970-1990.

Journal Article Acad Med · May 1996 Featured Publication PURPOSE: To describe the career characteristics of the graduates of the Medical Scientist Training Program (MSTP) at Duke University School of Medicine. METHOD: Surveys and information at administrative offices were used to collect data on all the 1970-199 ... Full text Link to item Cite

Efficiency in employment-based health insurance: The potential for supra-marginal cost pricing

Journal Article Economic Inquiry · January 1, 1996 Currently, the majority of privately insured individuals in the U.S. are insured through their employers. This has significant implications for competition and the ability of a "competitive" insurance industry to assure marginal-cost pricing. The central b ... Full text Cite

The effects of a relative value reimbursement scheme on the medical market: Lessons from medicaid

Journal Article Review of Industrial Organization · August 1, 1995 One question which has been the subject of debate, without resolution, in the health economics literature is whether physicians face distorted incentives. This paper examines the possible effects of an attempt to "correct" the incentives facing physician f ... Full text Cite

Look before you leap: The Franchise route to self-employment

Journal Article The Review of Black Political Economy · June 1, 1995 Aspiring entrepreneurs choosing to become franchisees certainly expect to improve their chances of survival during the turbulent early years of business startup and operation. This study examines survival patterns among franchise and nonfranchise African A ... Full text Cite

Office triage and the physician's supply curve

Journal Article Empirical Economics · June 1, 1995 This paper contains a theoretical and empirical model of the physician firm. The utility maximizing physician chooses the number of hours of labor to supply and the mix between patient visits and time per visit. Theory suggests that a serious specification ... Full text Cite

Solo versus group practice in the medical profession: the influence of malpractice risk.

Journal Article Health Econ · 1995 While Partnerships are a significant form of business organization in many sectors of the economy, relatively little is known about the incentives which lead to their formation. This paper explores the formation of partnerships among office based physician ... Full text Link to item Cite

Infantile sialic acid storage disease: a rare cause of cytoplasmic vacuolation in pediatric patients.

Journal Article Pediatr Pathol Lab Med · 1995 We report a case of infantile sialic acid storage disease (ISSD) in a black infant presenting in utero with nonimmune hydrops, ascites, and anemia requiring intrauterine transfusion. Upon birth, the patient had prominent edema, large anterior fontanelle, p ... Full text Link to item Cite

Coexisting endogenous and exogenous lipoid pneumonia and pulmonary alveolar proteinosis in a patient with neurodevelopmental disease.

Journal Article Pediatr Pathol · 1994 We report a unique case of coexisting exogenous lipoid pneumonia, endogenous lipoid pneumonia (ELP), and pulmonary alveolar proteinosis (PAP) in a 5-year-old patient with severe neurodevelopmental disease. The patient presented with gastroesophageal reflux ... Full text Link to item Cite

Endocardial fibroelastosis with coronary artery thromboembolus and myocardial infarction.

Journal Article Clin Pediatr (Phila) · October 1991 We report a case of an 18-month-old male, born to a woman with third trimester febrile illness, who had a history of congestive heart failure and respiratory distress, cardiomegaly, and electrocardiographic (ECG) findings suggestive of cardiomyopathy and m ... Full text Link to item Cite

Acardius anceps with evidence of intrauterine vascular occlusion: report of a case and discussion of the pathogenesis.

Journal Article Pediatr Pathol · 1991 An acardiac anomaly (holoacardius anceps) showed advanced development of the head and lower body parts in the absence of all thoracic and upper abdominal viscera. Large vascular anastomoses in the vertebral canal formed the only blood supply to the head. T ... Full text Link to item Cite

Variant of atelosteogenesis? Report of a 20-week fetus.

Journal Article Am J Med Genet · April 1988 We report on a 20-week fetus with manifestations similar, but not identical, to those of atelosteogenesis. The present fetus had rhizomelic micromelia with absence of ossification in the humerus, radius, ulna, and cervical and upper thoracic vertebral bodi ... Full text Link to item Cite

The Issue Decision of Manager‐Owners under Information Asymmetry

Journal Article The Journal of Finance · January 1, 1987 A firm must issue common stock in order to undertake a new investment, and the firm's manager‐owners can value the firm more accurately than the market. The ability of the manager‐owners to trade in the firm's shares during the issue (a) reduces the invest ... Full text Cite

Study of required clerkships in internal medicine in U.S. and Canadian medical schools.

Journal Article J Med Educ · March 1986 The authors studied teaching of clinical skills and the supervision of clinical education of undergraduate medical students by reviewing students' patient-related experiences in required internal medicine clerkships in the United States and Canada during t ... Full text Link to item Cite

Study of required clerkships in internal medicine in U.S. and Canadian medical schools

Journal Article Journal of Medical Education · January 1, 1986 The authors studied the teaching of clinical skills and the supervision of clinical education of undergraduate medical students by reviewing students' patient-related experiences in required internal medicine clerkships in the United States and Canada duri ... Cite

Rocky mountain spotted fever: hepatic lesions in childhood cases.

Journal Article Pediatr Pathol · 1986 We studied 16 fatal childhood cases of Rocky Mountain spotted fever (RMSF). Hepatic histologic lesions with statistically significant differences from age- and sex-matched controls were portal triaditis consisting of polymorphonuclear leukocytes and large ... Full text Link to item Cite

Pulmonary pathology of Rocky Mountain spotted fever (RMSF) in children.

Journal Article Pediatr Pathol · 1985 Despite infrequent respiratory symptoms, histopathologic changes were identified in the lungs of 15 of 16 children dying of Rocky Mountain spotted fever (RMSF). Gross examination demonstrated increased lung weight, edema, congestion, focal hemorrhage, and ... Full text Link to item Cite

In Reply

Journal Article JAMA: The Journal of the American Medical Association · April 1, 1983 Full text Cite

Hepatic parenchymal cells in cystic fibrosis: ultrastructural evidence for abnormal intracellular transport.

Journal Article Pediatr Pathol · 1983 Few ultrastructural observations of hepatic parenchymal cells in cystic fibrosis (CF) have appeared in the literature. Utilizing a unique opportunity to examine freshly fixed hepatic tissue by transmission electron microscopy, we studied 12 patients dying ... Full text Link to item Cite

Multiple congenital septal atresias of the intestine: histomorphologic and pathogenetic implications.

Journal Article Pediatr Pathol · 1983 Congenital atresias of the gastrointestinal tract are usually single and divided into three forms on a morphologic basis. The septal or diaphragmatic type (type I) is the least common. We report an infant with multiple type I atresias involving both the sm ... Full text Link to item Cite

Fatal Rocky Mountain spotted fever. Hematologic and lymphoreticular observations.

Journal Article Arch Pathol Lab Med · September 1981 Generalized histiocytic proliferation with a component of phagocytosis and thrombocytopenia accompanies a number of infectious diseases and malignant neoplasms. Its extent and occurrence were studied in the hematopoietic and lymphoreticular tissues of fata ... Link to item Cite

Comparative demonstration of pulmonary fat emboli by "en bloc" osmium tetroxide and oil red O methods.

Journal Article Hum Pathol · August 1981 The presence and localization of fat in human lung tissue was evaluated by the "en bloc" staining procedure with osmium tetroxide performed with formalin fixed tissue with subsequent paraffin sectioning and with the oil red O technique performed with froze ... Full text Link to item Cite

Rocky Mountain spotted fever in childhood.

Journal Article Perspect Pediatr Pathol · 1981 Link to item Cite

Progressive hepatic injury in prolonged parenteral alimentation.

Journal Article South Med J · December 1980 A morphologic sequence of progressive hepatic injury is demonstrated in an immature infant who received TPN for 148 days. Because immature infants are susceptible to multiple pathophysiologic insults, it is presently impossible to isolate a single etiologi ... Full text Link to item Cite

Bilateral adrenal neuroblastoma.

Journal Article Cancer · April 15, 1980 Bilateral adrenal neuroblastoma is extremely rare, with isolated case reports considered to represent metastatic spread rather than simultaneous occurrence. This patient was found to have synchronous, separate, and equal size neoplasms that morphologically ... Full text Link to item Cite

An Analysis of the Portfolio Behavior of Black‐Owned Commercial Banks

Journal Article The Journal of Finance · January 1, 1980 Full text Cite

Asymptomatic cecal stenosis after necrotizing enterocolitis.

Journal Article South Med J · December 1979 Survival of infants with necrotizing enterocolitis may be complicated by intestinal stricture(s) as a result of healing of ischemic segments of bowel. An asymptomatic cecal stenosis not visible on barium enema was identified at operation for reestablishmen ... Full text Link to item Cite

Kidney lesions in Rocky Mountain spotted fever: a light-, immunofluorescence-, and electron-microscopic study.

Journal Article Am J Pathol · November 1979 The essential pathologic lesion in Rocky Mountain spotted fever (RMSF) is a vasculitis that may involve the kidneys as well as the heart, brain, skin, and subcutaneous tissues. Histopathologic information concerning the response of the kidneys in RMSF is r ... Link to item Cite

Rocky Mountain Spotted Fever: a family affair.

Journal Article Clin Pediatr (Phila) · October 1979 Full text Link to item Cite

Lending activities of black-owned and controlled savings and loan associations

Journal Article The Review of Black Political Economy · December 1, 1978 Full text Cite

Myocardial involvement in Rocky Mountain spotted fever.

Journal Article Arch Pathol Lab Med · July 1978 Rocky Mountain spotted fever (RMSF), an acute febrile exanthematous illness caused by Rickettsia rickettsii and transmitted by ticks, is endemic in the southern Atlantic states. This report is based on the clinical and pathological findings of myocardial i ... Link to item Cite

Minority savings and loan associations: Hypotheses and tests

Journal Article Journal of Financial and Quantitative Analysis · January 1, 1978 Full text Cite

Rocky mountain spotted fever in childhood.

Journal Article Am J Dis Child · November 1977 Featured Publication Experience with 138 cases of Rocky Mountain spotted fever indicates that the major clinical features of characteristic rash, fever, and tick bite, in combination with low serum sodium concentration and thrombocytopenia, are helpful in recognizing this seri ... Full text Link to item Cite

The impact of an elective curriculum in pathology.

Journal Article Hum Pathol · May 1977 Under the revised medical curriculum at Duke University, elective courses were offered in the third and fourth years beginning in 1968-1969. Departmental electives in autopsy, surgical, and systemic pathology were offered as major courses, and the subspeci ... Full text Link to item Cite

Cellular autophagocytosis induced by deprivation of serum and amino acids in HeLa cells.

Journal Article Am J Pathol · June 1976 Morphologic alterations in HeLa cells deprived of serum and amino acids were studied by light and electron microscopy. After complete deprivation for 1, 3, or 6 hours, many cells contained autophagic vacuoles enclosing clearly recognizable cell organelles. ... Link to item Cite

Iron metabolism and cell membranes. III. Iron-induced alterations in HeLa cells.

Journal Article Am J Pathol · July 1975 The morphologic characteristics of acute iron loading were studied in HeLa cells incubated in an iron-enriched Eagle's medium containing 500 mug/ml of iron. Chemical studies showed that ferritin synthesis was rapidly induced and the concentration of intrac ... Link to item Cite

An evaluation of alternative strategies for expanding the number of black-owned businesses

Journal Article The Review of Black Political Economy · June 1, 1975 Full text Cite

Autophagocytosis in serum and amino acid starved HeLa cells

Journal Article American Journal of Pathology · January 1, 1975 Autophagocytosis occurs to some extent in normal cells, and its rate increases in many pathologic conditions such as a sublethal reaction to injury. Autophagy has been observed in tissue culture cells in response to chloroquine, iron toxicity, and increase ... Cite

Morphological and chemical evidence of iron toxicity

Journal Article Federation Proceedings · January 1, 1974 Cite

Commercial banks and inner city economic development: Theory, comments, and development of a model

Journal Article The Review of Black Political Economy · December 1, 1973 Full text Cite

Variations in iron retention in aged rats

Journal Article Federation Proceedings · January 1, 1973 The effects of age and sex upon the metabolism of iron were studied by biochemical, radioisotopic, and ultrastructural techniques. Male and female non breeder Sprague Dawley rats were housed and fed under standard conditions. At 300-500 days of life, iron ... Cite

The placenta--an overlooked organ.

Journal Article N C Med J · March 1972 Link to item Cite

Polyhydramnios: an infrequent etiology.

Journal Article South Med J · February 1972 Full text Link to item Cite

Hydrops fetalis associated with idiopathic arterial calcification

Journal Article Obstetrics and Gynecology · January 1, 1972 Generalized arterial calcification is an unusual finding in infancy. The patient presented had massive hydrops and expired despite intensive therapy. Postmortem examination revealed generalized arterial calcification, extensive placental calcification, per ... Cite

Pleural fluid in infants and children.

Journal Article Am Rev Respir Dis · December 1968 Full text Link to item Cite

Ewing's sarcoma.

Journal Article Am J Dis Child · August 1968 Link to item Cite

Acute encephalopathy and fatty hepatomegaly.

Journal Article Am J Dis Child · August 1967 Full text Link to item Cite

Scleredema of childhood. A report of 5 cases

Journal Article The Journal of Pediatrics · January 1, 1966 Five cases of scleredema in children are presented. Thirty-one additional pediatriccases are summarized, and a possible relationship to preceding streptococcal infection is emphasized. Fourteen of 36 cases reviewed showed evidence of a preceding streptococ ... Full text Cite