During the coronavirus disease 2019 (Covid-19) pandemic, the emergence of the BA.1, BA.2, and BA.3 sublineages of the B.1.1.529 (omicron) variant of severe acute respiratory syndrome coronavirus 2 ...
The highly transmissible omicron (B.1.1.529) variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is of mounting concern globally. The omicron variant carries a large number of ...