1. Centers for Disease Control and Prevention. Trends in Number of COVID-19 Cases and Deaths in the US Reported to CDC, by State/Territory; 2022; https://covid.cdc.gov/covid-data-tracker/#trends_weeklydeaths_select_00. Accessed 1/9/2023.
2. Centers for Disease Control and Prevention. New admissions of patients with confirmed COVID-19; 2023; https://covid.cdc.gov/covid-data-tracker/#new-hospital-admissions. Accessed 1/9/2023, 2023.
3. Centers for Disease Control and Prevention. Demographic trends of COVID-19 cases and deaths in the US reported to CDC; 2022; https://covid.cdc.gov/covid-data-tracker/#demographics. Accessed 1/9/2023.
4. Centers for Disease Control and Prevention. Overview of COVID-19 Vaccines; 2022; https://www.cdc.gov/coronavirus/2019-ncov/vaccines/different-vaccines/overview-COVID-19-vaccines.html. Accessed November 30, 2022.
5. U.S. Food and Drug Administration. Pfizer-BioNTech COVID-19 Vaccines; 2022; https://www.fda.gov/emergency-preparedness-and-response/coronavirus-disease-2019-covid-19/pfizer-biontech-covid-19-vaccines. Accessed 1/9/2023.