1. Perception of risk of vaccine adverse events: a historical perspective;Spier;Vaccine,2002
2. Vaccine hesitancy, vaccine refusal and the anti-vaccine movement: influence, impact and implications;Dubé;Expert Rev Vaccines,2015
3. Henry J. Kaiser Family Foundation. Kaiser family foundation poll: September 2021 COVID-19 vaccine monitor. Roper IPoll Roper Cent Public Opin Res 2021. https://ropercenter.cornell.edu/ipoll/study/31118679 [accessed December 14, 2022].
4. FDA. FDA takes key action in fight against COVID-19 by issuing emergency use authorization for first COVID-19 vaccine. FDA; 2020. https://www.fda.gov/news-events/press-announcements/fda-takes-key-action-fight-against-covid-19-issuing-emergency-use-authorization-first-covid-19 [accessed December 14, 2022].
5. The White House. Fact sheet: president Biden to announce all Americans to be eligible for vaccinations by May 1, puts the nation on a path to get closer to normal by July 4th. White House; 2021.