1. S.1765d107th Congress (2001-2002). (2001). S.1765d107th Congress (2001-2002): Bioterrorism Preparedness Act of 2001. US Congress. no. HR 3448. https://www.congress.gov/bill/107th-congress/senate-bill/1765.
2. A timeline of COVID-19 developments in 2020;AJMC Staff,2021
3. COVID-19 mortality among American Indian and Alaska native persons—14 states, January–June 2020;Arrazola,2020
4. National Health Security Strategy 2015-2018,2015