WHO recommends new COVID shots should target only XBB variants
May 18 (Reuters) – A World Health Organization (WHO) advisory group on Thursday recommended that this year’s COVID-19 booster shots be updated to target one of the currently dominant XBB variants.New formulations should aim to produce antibody responses to the XBB.1.5 or XBB.1.16 variants, the advisory group said, adding that other formulations or platforms that… […]