1. Federal Food, Drug, and Cosmetic Act § 505(d), 21 USC 355(d); 1962.
2. 21st Century Cures-patients. Washington, DC: House, Energy and Commerce Committee. Available at: https://energycommerce.house.gov/sites/republicans.energycommerce.house.gov/files/analysis/21stCenturyCures/20140516PatientsWhitePaper.pdf. Subscription Required. Accessed 9 Dec 2019.
3. US Food and Drug Administration Center for Drug Evaluation and Research (FDA CDER). Guidance for Industry: Providing Clinical Evidence of Effectiveness for Human Drug and Biological Products. Center for Drug Evaluation and Research, Rockville; 1998. https://www.fda.gov/media/71655/download.
4. Food and Drug Administration Modernization Act of 1997 §115, 21 USC 355; 2014.
5. Silverman B. A Baker’s dozen of US FDA efficacy approvals using real world evidence. pink sheet. Published August 07, 2018. Available at: https://pink.pharmaintelligence.informa.com/PS123648/A-Bakers-Dozen-Of-US-FDA-Efficacy-Approvals-Using-Real-World-Evidence. Subscription required. Accessed 9 Dec 2019.