J&J vaccine
J&J booster slashes Omicron hospitalisations -S.African study
World
December 31, 2021
J&J booster slashes Omicron hospitalisations -S.African study
CAPE TOWN, Dec 30 (Reuters) – A booster dose of Johnson & Johnson Inc’s (JNJ.N) single-dose COVID-19 vaccine was 84% effective at…