Hirsch, B. R., Califf, R. M., Tasneem, A., Chiswell, K., Bolte, J., Schulman, K. A., & Abernethy, A. P. (2011). Assessment of clinical trials in oncology: An evaluation of 40,696 trials on ClinicalTrials.gov. In Journal of Clinical Oncology (Vol. 29, pp. 6095–6095). American Society of Clinical Oncology (ASCO). https://doi.org/10.1200/jco.2011.29.15_suppl.6095

Hirsch, B. R., R. M. Califf, A. Tasneem, K. Chiswell, J. Bolte, K. A. Schulman, and A. P. Abernethy. “Assessment of clinical trials in oncology: An evaluation of 40,696 trials on ClinicalTrials.gov.” In Journal of Clinical Oncology, 29:6095–6095. American Society of Clinical Oncology (ASCO), 2011. https://doi.org/10.1200/jco.2011.29.15_suppl.6095.

Hirsch BR, Califf RM, Tasneem A, Chiswell K, Bolte J, Schulman KA, et al. Assessment of clinical trials in oncology: An evaluation of 40,696 trials on ClinicalTrials.gov. In: Journal of Clinical Oncology. American Society of Clinical Oncology (ASCO); 2011. p. 6095–6095.

Hirsch, B. R., et al. “Assessment of clinical trials in oncology: An evaluation of 40,696 trials on ClinicalTrials.gov.” Journal of Clinical Oncology, vol. 29, no. 15_suppl, American Society of Clinical Oncology (ASCO), 2011, pp. 6095–6095. Crossref, doi:10.1200/jco.2011.29.15_suppl.6095.

Hirsch BR, Califf RM, Tasneem A, Chiswell K, Bolte J, Schulman KA, Abernethy AP. Assessment of clinical trials in oncology: An evaluation of 40,696 trials on ClinicalTrials.gov. Journal of Clinical Oncology. American Society of Clinical Oncology (ASCO); 2011. p. 6095–6095.