1. Santo L, Okeyode T. National ambulatory medical care survey: 2018 national summary tables. https://www.cdc.gov/nchs/data/ahcd/namcs_summary/2018-namcs-web-tables-508.pdf. Accessed 1 September 2021.
2. Agency for Healthcare Research and Quality. HCUP fast stats. Healthcare cost and utilization project (HCUP). www.hcup-us.ahrq.gov/faststats/national/inpatienttrends.jsp?measure1=01&characteristic1=02&time1=10&measure2=06&characteristic2=02&time2=10&expansionInfoState=hide&dataTablesState=hide&definitionsState=hide&exportState=hide. Accessed 1 September 2021.
3. Petriceks AH, Olivas JC, Srivstava S. Trends in geriatrics graduate medical education programs and positions, 2001 to 2018. Gerontol Geriatr Med. 2018;4:2333721418777659. https://doi.org/10.1177/2333721418777659.
4. American Geriatrics Society. The geriatrics for specialty residents toolkit: orthopedic surgery. https://geriatricscareonline.org/toc/the-geriatrics-for-specialty-residents-toolkit-orthopedic-surgery/TK006. Accessed 29 September 2021.
5. American Geriatrics Society. The geriatrics for specialty residents toolkit: anesthesiology. https://geriatricscareonline.org/toc/the-geriatrics-for-specialty-residents-toolkit-anesthesiology/TK002. Accessed 29 September 2021.