New: Advice on #COVID19 vaccine composition.
WHO Technical Advisory Group on COVID-19 Vaccine Composition (TAG-CO-VAC) advises retaining the current COVID-19 vaccine composition (monovalent XBB.1.5).
This recommendation is based on the current virus evolution and breadth…
This recommendation is based on the current virus evolution and breadth of immune responses demonstrated by these vaccines against circulating variants.
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