How can scientists update COVID-19 vaccines for Omicron?
Vaccine makers might need to update COVID-19 vaccines following the emergence of the Omicron variant - but how would that process work? An expert explains.
Vaccine makers might need to update COVID-19 vaccines following the emergence of the Omicron variant - but how would that process work? An expert explains.
Vaccination reduces the chance of getting seriously ill with COVID-19, says microbiologist Deborah Fuller. She answers three questions on vaccines and variants.