Efficacy of the wild-type/Omicron BA.1 bivalent vaccine as the second booster dose against Omicron BA.2 and BA.5 https://www.medrxiv.org/content/10.1101/2022.11.15.22282328
Efficacy of the wild-type/Omicron BA.1 bivalent vaccine as the second booster dose against Omicron BA.2 and BA.5 https://www.medrxiv.org/content/10.1101/2022.11.15.22282328