Before revision:  Thus,receiving the BCG vaccine at birth does not seem to have a protective effect against COVID-19. ] ]\\%DIF > confidence that universal BCG vaccination reduces the number of cases by more than 20\% and the number of hospitalizations by more than 24\%.
After revision:  Thus,receiving the BCG vaccine at birth does not seem to have a protective effect against COVID-19. 0.8002-1.1992] ]\\%DIF > confidence that universal BCG vaccination reduces the number of cases by more than 20\% and the number of hospitalizations by more than 24\%.