1. Ransohoff DF, Sox HC. Clinical practice guidelines for colorectal cancer screening: new recommendations and new challenges. JAMA. 2016;315:2529-31.
2. Centers for Medicare & Medicaid Services. Medicare’s Proposed Regulation to Implement New Preventive Services Under Medicare Modernization Act, July 27, 2004. Available at https://www.cms.gov/newsroom/fact-sheets/medicares-proposed-regulation-implement-new-preventive-services-under-medicare-modernization-act. Accessed on June 18, 2021.
3. Centers for Disease Control and Prevention. Preventive Services Coverage, May 5, 2020. Available at https://www.cdc.gov/nchhstp/highqualitycare/preventiveservices/index.html. Accessed on June 18, 2021.
4. Bothwell LE, Podolsky SH. The emergence of the randomized, controlled trial. N Engl J Med. 2016;375:501-4.
5. Sackett DL, Haynes RB, Tugwell P. Clinical epidemiology: a basic science for clinical medicine. Boston: Little, Brown and Company; 1985.