Vaccine effectiveness against Delta, Omicron BA.1, and BA.2 in a highly vaccinated Asian setting: a test-negative design study
Celine Y. Tan, Calvin J. Chiew, Deanette Pang, Vernon J. Lee, Benjamin Ong, David Chien Lye, Kelvin Bryan Tan
Topics & Concepts
VaccinationMedicineDeltaInternal medicineSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Coronavirus disease 2019 (COVID-19)VirologyPediatricsDiseaseInfectious disease (medical specialty)Aerospace engineeringEngineeringSARS-CoV-2 and COVID-19 ResearchSARS-CoV-2 detection and testingAnimal Virus Infections Studies