Prosthesis Failure

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  Subject Areas on Research

  • "Pseudoendoleak"--residual intrasaccular contrast after endovascular stent-graft repair. 
  • 10-year follow-up wear analysis of first-generation highly crosslinked polyethylene in primary total hip arthroplasty. 
  • A Fully Magnetically Levitated Circulatory Pump for Advanced Heart Failure. 
  • A Fully Magnetically Levitated Left Ventricular Assist Device - Final Report. 
  • A prospective study of a titanium femoral component for cemented total hip arthroplasty. 
  • Acrylic fragmentation in total hip replacements and its biological consequences. 
  • Acute Intraprosthetic Dissociation of a Dual-Mobility Hip in the United States. 
  • Advanced heart failure treated with continuous-flow left ventricular assist device. 
  • Agility to INBONE: anterior and posterior approaches to the difficult revision total ankle replacement. 
  • Amplatzer Device Embolization to the Aortic Arch Discovered Two Years After Implantation. 
  • An expanded series of distal bypass using the distal vein patch technique to improve prosthetic graft performance in critical limb ischemia. 
  • An immediate access dialysis graft designed to prevent needle-related complications: Results from the initial pre-clinical studies. 
  • An outcomes analysis of over 200 revision surgeries for penile prosthesis implantation: a multicenter study. 
  • Analysis of Failed Ankle Arthroplasty Components. 
  • Anterior scoliosis rod migration to the lower extremity. 
  • Aortoiliac angulation and the need for secondary procedures to secure stent graft fixation: which angle is important? 
  • Are component positioning and prosthesis size associated with hip resurfacing failure? 
  • Are type II endoleaks after endovascular aneurysm repair endograft dependent? 
  • Arteriovenous Graft Delamination and Dissection as a Cause of Graft Dysfunction. 
  • Artificial urinary sphincters: plain radiography of malfunction and complications. 
  • Aseptic lymphocyte-dominated vasculitis-associated lesion: a clinicopathologic review of an underrecognized cause of prosthetic failure. 
  • Aspiration of the knee joint before revision arthroplasty. 
  • Bacterial biofilm within diseased pancreatic and biliary tracts. 
  • Bearing Surfaces for Total Hip Arthroplasty. 
  • Bilateral vocal cord paralysis following stent placement for proximal esophageal stricture. 
  • Bipolar arthroplasty for recurrent total hip instability. 
  • Bone-grafting in total hip arthroplasty for protrusio acetabuli. A follow-up note. 
  • Bridge to long-term mechanical circulatory support with a left ventricular assist device: novel use of transcatheter aortic valve replacement. 
  • Can tantalum cones provide fixation in complex revision knee arthroplasty? 
  • Case report: a thigh mass resulting from polyethylene wear of a revision total hip arthroplasty. 
  • Cementation of a polyethylene liner into a metal shell. 
  • Characterization of retrograde collateral (type II) endoleak using a new canine model. 
  • Clinical and radiographic results of the Total Condylar III and Constrained Condylar total knee arthroplasty. 
  • Collar versus collarless cemented HD-II femoral prostheses. 
  • Colonic Perforation Secondary to Retained Biliary Stent. 
  • Comparison of First- and Second-Generation Fixed-Bearing Total Ankle Arthroplasty Using a Modular Intramedullary Tibial Component. 
  • Comparison of a hydroxyapatite-coated sleeve and a porous-coated sleeve with a modular revision hip stem. A prospective, randomized study. 
  • Complete LVOT obstruction following aortic valve replacement after HeartMate II implantation. 
  • Complex radial folds versus subtle signs of intracapsular rupture of breast implants: MR findings with surgical correlation. 
  • Complications of total hip arthroplasty following solid organ transplantation. 
  • Constipation as a reversible cause of ventriculoperitoneal shunt failure. Report of two cases. 
  • Covered transjugular intrahepatic portosystemic shunts: accuracy of ultrasound in detecting shunt malfunction. 
  • Debris from cobalt-chrome cable may cause acetabular loosening. 
  • Delayed migration of a pipeline embolization device. 
  • Detailed analysis of polymer response to delivery balloon expansion of drug-eluting stents versus bare metal stents. 
  • Detection of broken sutures and metal-ring fractures in AneuRx stent-grafts by using three-dimensional CT angiography after endovascular abdominal aortic aneurysm repair: association with late endoleak development and device migration. 
  • Detection of endograft fractures with multidetector row computed tomography. 
  • Determinants of reoperation after 960 valve replacements with Carpentier-Edwards prostheses. 
  • Diagnosis and management of opacified silicone intraocular lenses in patients with asteroid hyalosis. 
  • Differential messenger ribonucleic acid expression in aggressive versus linear periprosthetic osteolysis. 
  • Digital subtraction arthrography of the prosthetic hip. 
  • Dislocation of primary total hip arthroplasty with 36 and 40-mm femoral heads. 
  • Dissecting popliteal cyst as the presenting symptom of a malfunctioning total knee arthroplasty. Report of four cases. 
  • Do ICD lead recalls affect physician--or patient--behavior? If not, why not? 
  • Do Surface Porosity and Pore Size Influence Mechanical Properties and Cellular Response to PEEK? 
  • Does Increased Coefficient of Friction of Highly Porous Metal Increase Initial Stability at the Acetabular Interface? 
  • Does femoral component loosening predispose to femoral fracture?: an in vitro comparison of cemented hips. 
  • Durability of a cruciate-retaining TKA with modular tibial trays at 20 years. 
  • Early failure of a unicompartmental knee arthroplasty design with an all-polyethylene tibial component. 
  • Early follow-up of a custom non-fluted diaphyseal press-fit tumour prosthesis. 
  • Early mechanical failure of highly cross-linked porcine dermal matrix for abdominal wall reconstruction. 
  • Early prospective clinical results of a modern fixed-bearing total ankle arthroplasty. 
  • Early to Midterm Clinical and Radiographic Survivorship of the All-Polyethylene Versus Modular Metal-Backed Tibia Component in Primary Total Knee Replacement. 
  • Effectiveness of high rate and delayed detection ICD programming by race: A MADIT-RIT substudy. 
  • Effects of titanium particle size on osteoblast functions in vitro and in vivo. 
  • Efficacy and safety of transvaginal mesh kits in the treatment of prolapse of the vaginal apex: a systematic review. 
  • Embolism after inferior vena cava filter mesh fragmentation. 
  • Emergent cardiac surgery during transcatheter aortic valve implantation (TAVI): a weighted meta-analysis of 9,251 patients from 46 studies. 
  • End-of-life care in patients with implantable cardioverter defibrillators: a MADIT-II substudy. 
  • Endovascular stent grafting of a left ventricular assist device outflow graft pseudoaneurysm. 
  • Endovascular treatment of thoracic aortic aneurysms: results of the phase II multicenter trial of the GORE TAG thoracic endoprosthesis. 
  • Expanding MIRAgel scleral buckle simulating an orbital tumor in four cases. 
  • Experience with the AMS 600 malleable penile prosthesis. 
  • Extraction force and cortical tissue reaction of silicon microelectrode arrays implanted in the rat brain. 
  • Factors influencing the longer-term survival of uncemented acetabular components used in total hip revisions. 
  • Failure of a cemented all-polyethylene patellar component of a Press-Fit Condylar Total Knee arthroplasty. 
  • Failure of a polyether-ether-ketone expandable interbody cage following transforaminal lumbar interbody fusion. 
  • Femoral head size and wear of highly cross-linked polyethylene at 5 to 8 years. 
  • Fibrovascular ingrowth as a cause of Ahmed glaucoma valve failure in children. 
  • Fifteen-year survival and osteolysis associated with a modular posterior stabilized knee replacement. A concise follow-up of a previous report. 
  • Five-year results of endovascular treatment with the Gore TAG device compared with open repair of thoracic aortic aneurysms. 
  • Fixation, survival and osteolysis with a modern posterior-stabilized total knee arthroplasty. 
  • Fixation, survival, and dislocation of jumbo acetabular components in revision hip arthroplasty. 
  • Fluoroscopic characterization of surgical bioprosthetic heart valves. 
  • Fracture of highly cross-linked all-polyethylene patella after total knee arthroplasty. 
  • Fractures of the polyethylene bearing insert in Bateman bipolar hip prostheses. 
  • Greater trochanteric osteoplasty in revision hip arthroplasty: two case reports. 
  • Groin pain after replacement of the hip: aetiology, evaluation and treatment. 
  • Hemodialysis Reliable Outflow graft radiopaque tip detachment and embolization during implantation. 
  • High hip center in revision arthroplasty. 
  • Highly Cross-linked Polyethylene Provides Decreased Osteolysis and Reoperation at Minimum 10-Year Follow-Up. 
  • Hip arthroplasty in hemophilic arthropathy. 
  • How to treat a tibial post fracture in total knee arthroplasty? A systematic review. 
  • Hybrid procedures in the treatment of thoracoabdominal aortic aneurysms: a systematic review. 
  • Imaging of the thoracic aorta before and after stent-graft repair of aneurysms and dissections. 
  • Impact of Diabetes on Outcome of Total Ankle Replacement. 
  • Impaction durability of porous polyether-ether-ketone (PEEK) and titanium-coated PEEK interbody fusion devices. 
  • Implant healing in experimental animal models of diabetes. 
  • Improved early survival with a nonsternotomy approach for continuous-flow left ventricular assist device replacement. 
  • In vitro color flow, pulsed and continuous wave Doppler ultrasound masking of flow by prosthetic valves. 
  • Incidence and sequelae of prosthesis-patient mismatch in transcatheter versus surgical valve replacement in high-risk patients with severe aortic stenosis: a PARTNER trial cohort--a analysis. 
  • Incomplete endograft apposition to the aortic arch: bird-beak configuration increases risk of endoleak formation after thoracic endovascular aortic repair. 
  • Increased Early Revision Rate With the INFINITY Total Ankle Prosthesis. 
  • Indications, contraindications, and pitfalls of patellofemoral arthroplasty. 
  • Inflatable penile prosthesis: effect of device modification on functional longevity. 
  • Instability after total hip arthroplasty: treatment with large femoral heads vs constrained liners. 
  • Intramyocardial Injection of Mesenchymal Precursor Cells and Successful Temporary Weaning From Left Ventricular Assist Device Support in Patients With Advanced Heart Failure: A Randomized Clinical Trial. 
  • Intrapericardial Left Ventricular Assist Device for Advanced Heart Failure. 
  • Intravascular ultrasound insights from the Cobalt Chromium Stent With Antiproliferative for Restenosis II (COSTAR II) trial comparing CoStar and Taxus paclitaxel-eluting stents. 
  • Is There a Benefit to Highly Crosslinked Polyethylene in Posterior-stabilized Total Knee Arthroplasty? A Randomized Trial. 
  • Is There a Difference between Cemented and Uncemented Femoral Stem Extensions in Revision Knee Arthroplasty? 
  • Is neck dilatation after endovascular aneurysm repair graft dependent? Results of 4 US Phase II trials. 
  • Lack of radiographic loosening signs in a hip resurfacing that failed by stem fracture. 
  • Large Metal Heads and Highly Cross-Linked Polyethylene Provide Low Wear and Complications at 5-13 Years. 
  • Late liner disassociation of a Pinnacle system acetabular component. 
  • Late loosening of press-fit cementless acetabular components. 
  • Lead migration after sacral neuromodulation: surgical revision in fascial versus tined anchoring systems. 
  • Left ventricular assist device failure due to outflow graft compression by thrombofibrotic exudate. 
  • Liner exchange in total knee arthroplasty. 
  • Local complications after limb-salvage surgery for pediatric bone tumours: a pictorial essay. 
  • Long-term durability and functional outcomes among patients with artificial urinary sphincters: a 10-year retrospective review from the University of Michigan. 
  • Long-term reconstructive outcomes after expander-implant breast reconstruction with serious infectious or wound-healing complications. 
  • Long-term results of Harris total hip replacement. 
  • Loosely implanted cementless stems may become rotationally stable after loading. 
  • Low early and late dislocation rates with 36- and 40-mm heads in patients at high risk for dislocation. 
  • MR imaging of silicone gel-filled breast implants in vivo with a method that visualizes silicone selectively. 
  • Macrophage activation results in bone resorption. 
  • Management of glaucoma drainage implant tube kink and obstruction with Pars Plana Clip. 
  • Management of the Implant With Taper Corrosion: What to Change and What to Change It to? 
  • Medial Unicompartmental Arthroplasty of the Knee. 
  • Medical Management of Patients With a Left Ventricular Assist Device for the Non-Left Ventricular Assist Device Specialist. 
  • Medicolegal aspects of hip and knee arthroplasty. 
  • Meniscal allograft transplantation. Part 1: systematic review of graft biology, graft shrinkage, graft extrusion, graft sizing, and graft fixation. 
  • Metal ion levels in maternal and placental blood after metal-on-metal total hip arthroplasty. 
  • Metal-on-Metal Total Hip Arthroplasty: Patient Evaluation and Treatment. 
  • Midterm Outcomes of a Fixed-Bearing Total Ankle Arthroplasty With Deformity Analysis. 
  • Midterm Results of the Salto Talaris Total Ankle Arthroplasty. 
  • Migration of Intraaortic Balloon Pump Placed Via the Axillary Artery. 
  • Mobile bearings in primary knee arthroplasty. 
  • Modern metal-on-metal hip resurfacing. 
  • Modular revision for recurrent dislocation of primary or revision total hip arthroplasty. 
  • More bad news for cardiac resynchronization therapy in atrial fibrillation patients: what to do? 
  • Mortality reduction in relation to implantable cardioverter defibrillator programming in the Multicenter Automatic Defibrillator Implantation Trial-Reduce Inappropriate Therapy (MADIT-RIT). 
  • Nature and significance of endoleaks and endotension: summary of opinions expressed at an international conference. 
  • Negative pressure devices in the explanted penile prosthesis population. 
  • One-peg versus three-peg patella component fixation in total knee arthroplasty. 
  • Outcomes following erosions of the artificial urinary sphincter. 
  • Outcomes following revisions and secondary implantation of the artificial urinary sphincter. 
  • Outcomes of Acute Hematogenous Periprosthetic Joint Infection in Total Ankle Arthroplasty Treated With Irrigation, Debridement, and Polyethylene Exchange. 
  • Outcomes of Modular Dual Mobility Acetabular Components in Revision Total Hip Arthroplasty. 
  • Outcomes of Urethroplasty to Treat Urethral Strictures Arising From Artificial Urinary Sphincter Erosions and Rates of Subsequent Device Replacement. 
  • Pacemaker lead prolapse through the pulmonary valve in children. 
  • Pannus-related prosthetic valve dysfunction and life-threatening aortic regurgitation. 
  • Patient-Reported Outcomes Before and After Primary and Revision Total Ankle Arthroplasty. 
  • Percutaneous interventions on the hemodialysis reliable outflow vascular access device. 
  • Percutaneous management of RetroFlex 3 balloon rupture and separation of the Edwards Sapien delivery system. 
  • Polyethylene Fracture Following STAR Ankle Arthroplasty: A Report of Three Cases. 
  • Polyethylene liner exchange of the Harris-Galante porous I and II acetabular components without cement: results and complications. 
  • Polyethylene wear and osteolysis with a new modular titanium acetabular component: results at 7 to 13 years. 
  • Popliteal-to-distal bypass: identifying risk factors associated with limb loss and graft failure. 
  • Porous metal metaphyseal cones for severe bone loss: when only metal will do. 
  • Porous-coated acetabular components with screw fixation. Five to ten-year results. 
  • Post-market surveillance to detect adverse events associated with Melody® valve implantation. 
  • Postintervention Patency Rates and Predictors of Patency after Percutaneous Interventions on Intragraft Stenoses within Failing Prosthetic Arteriovenous Grafts. 
  • Precoated femoral component in total hip arthroplasty. Results of 5- to 9-year followup. 
  • Predictive value of access blood flow and stenosis in detection of graft failure. 
  • Predictors of morbidity and mortality with endovascular and open thoracic aneurysm repair. 
  • Production of cytokines around loosened cemented acetabular components. Analysis with immunohistochemical techniques and in situ hybridization. 
  • Prospective multicenter assessment of risk factors for rod fracture following surgery for adult spinal deformity. 
  • Prospective randomized trial of standard versus highly crosslinked tibial polyethylene in primary posterior-stabilized total knee arthroplasty: clinical and radiological follow-up at 2 to 11 years. 
  • Prosthetic valve thrombosis: when and how should we lyse? 
  • Pseudoaneurysm formation after medtronic freestyle porcine aortic bioprosthesis implantation: a word of caution. 
  • Pump replacement for left ventricular assist device failure can be done safely and is associated with low mortality. 
  • Radiographic Fusion Grade Does Not Impact Health-Related Quality of Life in the Absence of Instrumentation Failure for Patients Undergoing Posterior Instrumented Fusion for Adult Spinal Deformity. 
  • Rationale and design of the East-West late lumen loss study: Comparison of late lumen loss between Eastern and Western drug-eluting stent study cohorts. 
  • ReShape Intragastric Balloon Complicated by Gastric Perforation and Peritonitis. 
  • Recurrent Dislocation After Total Hip Arthroplasty: Controversies and Solutions. 
  • Reduction in Inappropriate ICD Therapy in MADIT-RIT Patients Without History of Atrial Tachyarrhythmia. 
  • Regulation Without Representation: Cardiac Device Patient Knowledge and Attitudes About the FDA Regulatory Process. 
  • Relationship of femoral head and acetabular size to the prevalence of dislocation. 
  • Remote monitoring of cardiac implantable electronic devices (CIED). 
  • Reply to letter to the editor: the withdrawn ASR™ THA and hip resurfacing systems: how have our patients fared over 1 to 6 years? 
  • Results of isolated acetabular revisions: the fate of the unrevised femoral component. 
  • Results of total ankle arthroplasty. 
  • Retrieval of iatrogenic intravascular foreign bodies. 
  • Revision INBONE total ankle replacement. 
  • Risk Factors for Failure of Total Ankle Arthroplasty With a Minimum Five Years of Follow-up. 
  • Risk factors for mesh/suture erosion following sacral colpopexy. 
  • Risk of Revision After Total Hip Replacement for Hip Fractures: Is the Difference Between Cups Real?: Commentary on an article by Ammar Jobory, MD, et al.: "Reduced Revision Risk for Dual-Mobility Cup in Total Hip Replacement Due to Hip Fracture. A Matched-Pair Analysis of 9,040 Cases from the Nordic Arthroplasty Register Association (NARA)". 
  • Rod Fracture After Apparently Solid Radiographic Fusion in Adult Spinal Deformity Patients. 
  • Routine surveillance of modular PFC TKA shows increasing failures after 10 years. 
  • Second-generation modular acetabular components provide fixation at 10 to 16 years. 
  • Selecting stent grafts for the endovascular treatment of abdominal aortic aneurysms. 
  • Sex Differences in Inappropriate ICD Device Therapies: MADIT-II and MADIT-CRT. 
  • Silicone gel breast implant rupture, extracapsular silicone, and health status in a population of women. 
  • Simultaneous labeling of mast cell proteases and protease mRNAs at the bone-implant interface of aseptically loosened hip implants. 
  • Sling revision/removal for mesh erosion and urinary retention: long-term risk and predictors. 
  • Stability of total hip arthroplasty in patients 75 years or older. 
  • Standardized endpoint definitions for transcatheter aortic valve implantation clinical trials: a consensus report from the Valve Academic Research Consortium. 
  • Successful outcome of artificial urinary sphincters in men with post-prostatectomy urinary incontinence despite adverse implantation features. 
  • Surface replacement is comparable to primary total hip arthroplasty. 
  • Surveillance for endoleaks: how to detect all of them. 
  • Survival and polyethylene wear of porous-coated acetabular components in patients less than fifty years old: results at nine to fourteen years. 
  • Survival of polished compared with precoated roughened cemented femoral components. A prospective, randomized study. 
  • Survivorship analysis of cemented total condylar knee arthroplasty. 
  • Survivorship analysis of cemented total hip arthroplasty acetabular components implanted with second-generation techniques. 
  • Tantalum Components in Difficult Acetabular Revisions Have Good Survival at 5 to 10 Years: Longer Term Followup of a Previous Report. 
  • Tantalum components in difficult acetabular revisions. 
  • Technological Improvements in Three-Piece Inflatable Penile Prosthesis Design over the Past 40 Years. 
  • The Artificial Urinary Sphincter is Superior to a Secondary Transobturator Male Sling in Cases of a Primary Sling Failure. 
  • The Fate of Patients with Adult Spinal Deformity Incurring Rod Fracture After Thoracolumbar Fusion. 
  • The Incidence and Consequence of Prosthesis-Patient Mismatch After Surgical Aortic Valve Replacement. 
  • The Ohmmeter Identifies the Site of Fluid Leakage during Artificial Urinary Sphincter Revision Surgery. 
  • The STS AVR+CABG composite score: a report of the STS Quality Measurement Task Force. 
  • The bent stent. 
  • The effect of location and configuration on forearm and upper arm hemodialysis arteriovenous grafts. 
  • The effect of radiation therapy on the fixation strength of an experimental porous-coated implant in dogs. 
  • The failed total ankle. 
  • The host response: Toll-like receptor expression in periprosthetic tissues as a biomarker for deep joint infection. 
  • The influence of technique on fixation of primary total hip arthroplasty in patients with rheumatoid arthritis. 
  • The outcome of Charnley total hip arthroplasty with cement after a minimum twenty-year follow-up. The results of one surgeon. 
  • The rates of osteolysis and loosening associated with a modular posterior stabilized knee replacement. Results at five to fourteen years. 
  • The results of tibial tubercle osteotomy for revision total knee arthroplasty. 
  • The timing and frequency of complications after peripheral percutaneous transluminal angioplasty and iliac stenting: is a change from inpatient to outpatient therapy feasible? 
  • The use of constrained components in total hip arthroplasty. 
  • The use of dual-mobility components in total hip arthroplasty. 
  • The use of highly cross-linked polyethylene in total knee arthroplasty. 
  • The value of serial postoperative radiographs of total knee arthroplasties. 
  • The withdrawn ASR™ THA and hip resurfacing systems: how have our patients fared over 1 to 6 years? 
  • Third universal definition of myocardial infarction. 
  • Thromboembolic Events with Enterprise Versus Pipeline: Porcine In Vivo Experiment. 
  • Total Knee Arthroplasty Kinematics. 
  • Total hip arthroplasties: what are the reasons for revision? 
  • Total hip arthroplasty in juvenile rheumatoid arthritis. Two to eleven-year results. 
  • Total hip replacement for coxarthrosis secondary to congenital dysplasia and dislocation of the hip. Long-term results. 
  • Total shoulder arthroplasty in patients with HIV infection: complications, comorbidities, and trends. 
  • Transcatheter Aortic Valve Replacement of Failed Surgically Implanted Bioprostheses: The STS/ACC Registry. 
  • Transcatheter aortic valve replacement for aortic bioprosthetic valve failure with cardiogenic shock. 
  • Transcatheter aortic-valve replacement for inoperable severe aortic stenosis. 
  • Trunnion corrosion in metal-on-polyethylene hip arthroplasty: a simple diagnosis and treatment? 
  • Tunneled internal jugular hemodialysis catheters: impact of laterality and tip position on catheter dysfunction and infection rates. 
  • Tunneled peritoneal drainage catheter placement for refractory ascites: single-center experience in 188 patients. 
  • Two-year outcomes after transcatheter or surgical aortic-valve replacement. 
  • Type-II endoleaks following endovascular AAA repair: preoperative predictors and long-term effects. 
  • Unexpected abrupt increase in left ventricular assist device thrombosis. 
  • Updated standardized endpoint definitions for transcatheter aortic valve implantation: the Valve Academic Research Consortium-2 consensus document. 
  • Valve-in-valve transcatheter aortic valve implantation for degenerated bioprosthetic heart valves. 
  • Wear and Osteolysis of Highly Crosslinked Polyethylene at 10 to 14 Years: The Effect of Femoral Head Size. 
  • Wear particles in bilateral internal iliac lymph nodes after loosening of a painless unilateral cemented total hip arthroplasty. 
  • What Is the Value of Component Loosening Assessment of a Preoperatively Obtained Bone Scan Prior to Revision Total Knee Arthroplasty? 
  • What can be learned from minimum 20-year followup studies of knee arthroplasty? 
  • What is the survivorship of fully coated femoral components in revision hip arthroplasty? 
  • Why are total knees failing today? Etiology of total knee revision in 2010 and 2011. 
  • Wire-reinforced ureteral stents to rescue from nephrostomy tube in extrinsic ureteral obstruction. 
  • Worldwide Experience of a Durable Centrifugal Flow Pump in Pediatric Patients. 
  • [Resurfacing for osteonecrosis of the femoral head]. 
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  Keywords of People

  • Attarian, David Edward, Professor of Orthopaedic Surgery, Orthopaedics
  • Milano, Carmelo Alessio, Professor of Surgery, Surgery, Cardiovascular and Thoracic Surgery