1. World Health Organization. WHO Coronavirus (COVID-19) Dashboard. Available at: https://covid19.who.int/. Accessed January 23, 2024.
2. Centers for Disease Control and Prevention. COVID Data Tracker: COVID-19 vaccinations in the United States. Department of Health and Human Services. Available at: https://covid.cdc.gov/covid-data-tracker/#vaccinations_vacc-total-admin-rate-total. Accessed January 23, 2024.
3. Lopes L, Schumacher S, Sparks G, Presaido M, Hamel L, Brodie M. KFF COVID-19 vaccine monitor: December 2022. KAISER FAMILY FOUNDATION. Available at: https://www.kff.org/coronavirus-covid-19/poll-finding/kff-covid-19-vaccine-monitor-december-2022/. Accessed January 23, 2024.
4. Willingness to receive the booster COVID-19 vaccine dose in Poland;Rzymski;Vaccines (Basel),2021
5. European Centre for Disease Prevention and Control. Partial COVID-19 Vaccination, Vaccination Following SARS-CoV-2 Infection and Heterologous Vaccination Schedule: Summary of Evidence. Available at: https://www.ecdc.europa.eu/en/publications-data/partial-covid-19-vaccination-summary. Accessed January 23, 2024.