COVID-19 vaccination: a guide to booster vaccination for individuals aged 40 years and over. https://www.gov.uk/government/publications/covid-19-vaccination-booster-dose-resources/covid-19-vaccination-a-guide-to-booster-vaccination . Accessed December 08, 2021
Coronavirus (COVID-19) vaccine 3rd dose. https://www.nhs.uk/conditions/coronavirus-covid-19/coronavirus-vaccination/coronavirus-vaccine-3rd-dose/ . Accessed December 08, 2021
The Oxford/AstraZeneca COVID-19 vaccine: what you need to know. https://www.who.int/news-room/feature-stories/detail/the-oxford-astrazeneca-covid-19-vaccine-what-you-need-to-know?gclid=CjwKCAjwuIWHBhBDEiwACXQYsfiOhETCiYuKvXwtL6IYe-Q8SOn3kHHtzXtv0_sAxF3MW4avIFsTORoCOGYQAvD_BwE . Accessed December 08, 2021
Information for UK recipients on COVID-19 Vaccine AstraZeneca (Regulation 174). https://www.gov.uk/government/publications/regulatory-approval-of-covid-19-vaccine-astrazeneca/information-for-uk-recipients-on-covid-19-vaccine-astrazeneca . Accessed December 08, 2021
The Pfizer BioNTech (BNT162b2) COVID-19 vaccine: What you need to know. https://www.who.int/news-room/feature-stories/detail/who-can-take-the-pfizer-biontech-covid-19–vaccine . Accessed December 08, 2021
Information for UK recipients on Pfizer/BioNTech COVID-19 vaccine (Regulation 174). https://www.gov.uk/government/publications/regulatory-approval-of-pfizer-biontech-vaccine-for-covid-19/information-for-uk-recipients-on-pfizerbiontech-covid-19-vaccine . Accessed December 08, 2021
Moderna COVID-19 Vaccine Overview and Safety. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/different-vaccines/Moderna.html . Accessed December 08, 2021
Spikevax (Moderna). https://www.health.gov.au/initiatives-and-programs/covid-19-vaccines/approved-vaccines/moderna . Accessed December 08, 2021
COVID-19 Vaccine Booster Shots. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/booster-shot.html . Accessed December 08, 2021
Booster Shots, Third Doses and Additional Doses for COVID-19 Vaccines: What You Need to Know. https://www.hopkinsmedicine.org/health/conditions-and-diseases/coronavirus/booster-shots-and-third-doses-for-covid19-vaccines-what-you-need-to-know . Accessed December 08, 2021
Coronavirus (COVID-19) booster vaccine. https://www.nhs.uk/conditions/coronavirus-covid-19/coronavirus-vaccination/coronavirus-booster-vaccine/ . Accessed December 08, 2021