Celine Y. Tan

Protective immunity of SARS-CoV-2 infection and vaccines against medically attended symptomatic omicron BA.4, BA.5, and XBB reinfections in Singapore: a national cohort study

Celine Y. Tan, Calvin J. Chiew, Deanette Pang et al. · The Lancet Infectious Diseases · 2023 · 77 citations · Full text

Vaccination, National Cohort Study, Vaccine Development +9

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 et al. · The Lancet Infectious Diseases · 2023 · 51 citations · Full text

Vaccination, Vaccine Safety, Covid-19-related Hospital Admission +8

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 et al. · Clinical Microbiology and Infection · 2022 · 32 citations · Full text

Vaccination, Vaccine Safety, Cross-protection +10

Comparative effectiveness of 3 or 4 doses of mRNA and inactivated whole-virus vaccines against COVID-19 infection, hospitalization and severe outcomes among elderly in Singapore

Celine Y. Tan, Calvin J. Chiew, Vernon J. Lee et al. · The Lancet Regional Health - Western Pacific · 2022 · 24 citations · Full text

Effectiveness of a Fourth Dose of COVID-19 mRNA Vaccine Against Omicron Variant Among Elderly People in Singapore

Celine Y. Tan, Calvin J. Chiew, Vernon J. Lee et al. · Annals of Internal Medicine · 2022 · 17 citations · Full text

Vaccination, Vaccine Safety, Vaccine Development +15