1. Iriondo J, Jordan J. United States Census Bureau. Older people projected to outnumber children for the first time in U.S. history. Last updated 8 Oct 2021. https://www.census.gov/newsroom/press-releases/2018/cb18-41-population-projections.html.
2. Centers for Disease Control and Prevention. Older adult fall prevention. Last updated 14 Jul 2021. https://www.cdc.gov/falls/index.html.
3. Callaway DW, Shapiro NI, Donnino MW, Baker C, Rosen CL. Serum lactate and base deficit as predictors of mortality in normotensive elderly blunt trauma patients. J Trauma. 2009;66(4):1040.
4. Leung L. Direct oral anticoagulants (DOACs) and parental direct-acting anticoagulants: dosing and adverse effects. In: Mannucci PM and Tirnauer JS. UpToDate. last updated 12 May 2022.
5. Quinlan DJ, Eikelboom JW, Weitz JI. Four-factor prothrombin complex concentrate for urgent reversal of vitamin K antagonists in patients with major bleeding. Circulation. 2013;128(11):1179–81.