Efficacy of a Fourth Dose of Covid-19 mRNA Vaccine against Omicron.
Gili Regev-YochayTal GonenMayan GilboaMichal MandelboimVictoria IndenbaumSharon AmitLilac MeltzerKeren AsrafCarmit CohenRonen FlussAsaf BiberItal NemetLimor KlikerGili JosephRam DoolmanElla MendelsonLaurence S FreedmanDror HaratsYitshak KreissYaniv LustigPublished in: The New England journal of medicine (2022)