0922名無しのアビガン(関東地方) (ワッチョイ 0280-1etN)垢版 | 大砲2020/08/27(木) 11:47:56.33ID:piHPHuk50 BCG vaccination in infancy does not protect against COVID-19. Evidence from a natural experiment in Sweden https://doi.org/10.1093/cid/ciaa1223