Evidence Brief: The World Health Organization’s Statement on the antigen composition of COVID-19 vaccines

The World Health Organization’s (WHO) Technical Advisory Group on COVID-19 Vaccine Composition (TAG-CO-VAC) assesses how the SARS-CoV-2 virus’ evolution might impact on COVID-19 vaccine antigen composition and advises the WHO on whether changes are needed to the antigen composition of future COVID-19 vaccines. This helps vaccine developers and decision makers decide on how to commit […]