Nearing the finish line: What do the latest COVID vaccine results mean? – Bhekisisa

VEJA AQUI!Nearing the finish line: What do the latest COVID vaccine results mean? – Bhekisisa: The race for a COVID vaccine has four candidates nearing the finish line — with some getting ready to roll out before the end of the year. But what do the reported efficacy results actually mean and how much will doses cost? We break it down.