Health topics Disease prevention Vaccines and immunization COVID-19 vaccines and vaccination Training materials and job aids Resources on COVID-19 vaccines and vaccination for health workers AZD1222 (ChAdOx1-S [recombinant]) COVID-19 vaccine* (International nonproprietary name: COVID-19 Vaccine (ChAdOx1-S [recombinant])) Factsheet for health workers: ChAdOx1-S [‎recombinant]‎ COVID-19 vaccine, June 2021