1. World Health Organisation. Vaccines and immunization. 2022 [cited 2022 November 25]. Available from: https://www.who.int/health-topics/vaccines-and-immunization.
2. Vaccine hesitancy;Dubé;Hum Vaccin Immunother,2013
3. “Herd Immunity”: A rough guide;Fine;Clin Infect Dis,2011
4. World Health Organisation. Varied impact of COVID-19 on routine immunization in the European Region. 2021 [cited 2023 January 24]. Available from: https://www.who.int/europe/news/item/16-07-2021-varied-impact-of-covid-19-on-routine-immunization-in-the-european-region.
5. Vaccines and routine immunization strategies during the COVID-19 pandemic;Dinleyici;Hum Vaccin Immunother,2021