Effectiveness of bivalent mRNA vaccines against medically attended symptomatic SARS-CoV-2 infection and COVID-19-related hospital admission among SARS-CoV-2-naive and previously infected individuals: a retrospective cohort study
Celine Y. Tan, Calvin J. Chiew, Deanette Pang, Vernon J. Lee, Benjamin Ong, Lin‐Fa Wang, Ee Chee Ren, David Chien Lye, Kelvin Bryan Tan
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MedicineBivalent (engine)CohortRetrospective cohort studyChristian ministryVaccinationSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Coronavirus disease 2019 (COVID-19)Hazard ratioOutbreakPediatricsInternal medicineImmunologyVirologyDiseaseInfectious disease (medical specialty)MetalTheologyOrganic chemistryPhilosophyChemistryConfidence intervalSARS-CoV-2 and COVID-19 ResearchAnimal Virus Infections StudiesCOVID-19 Clinical Research Studies