Immunity acquired from a Covid infection provides strong, lasting protection against the most severe outcomes of the illness, according to research published Thursday in The Lancet — protection ...

Of the total 2,627,914 patients eligible as to be included in the vaccine-induced immunity cohort, 51.4% received two doses of the BNT162b2 vaccine, 41.4% received two doses of mRNA-1273, and 7.2% ...

Covid-19 denotes coronavirus disease 2019, CT computed tomography, ICU intensive care unit, MIS-C multisystem inflammatory syndrome in children, ND not determined, PASC postacute sequelae of Covid ...