China approves first domestic mRNA vaccine for COVID-19

China has approved its first locally developed messenger RNA (mRNA) vaccine against COVID-19, its manufacturer said Wednesday, months after the relaxation of strict COVID-zero regulations sparked a surge in cases.

Diseases, Conditions, Syndromes

Q&A: New vaccine recommendations for COVID-19

Jeffrey Townsend, Ph.D., is Yale's Elihu Professor of Biostatistics and Professor of Ecology and Evolutionary Biology. Dr. Townsend's research focuses on disease evolution and transmission including curtailment of pathogen ...

Diseases, Conditions, Syndromes

90% reduction in COVID-19 deaths after booster dose: Hong Kong study

A booster (third) dose of a SARS-CoV-2 vaccine was associated with a 90% reduction in death in people with multiple health conditions compared to 2 doses, according to a new study from Hong Kong published in CMAJ (Canadian ...

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