Effectiveness of COVID-19 vaccines against hospitalization and death in Canada: A multiprovincial test-negative design study.
Sharifa NasreenYossi FebrianiHéctor Alexander Velásquez GarcíaGeng ZhangMina TadrousSarah A BuchanChristiaan H RigholtSalaheddin M MahmudNaveed Zafar JanjuaMel KrajdenGaston De SerresJeffrey C KwongPublished in: Clinical infectious diseases : an official publication of the Infectious Diseases Society of America (2022)
Two doses of mRNA or ChAdOx1 vaccines provide excellent protection against severe outcomes of hospitalization and death.