A recent study has revealed that Omicron sub variants are less severe than original Omicron variant and other original COVID variants(AP) Signalling a diminishing severity of SARS Cov-2, a US-based ...
Of 1,02,315 confirmed COVID-19 cases in the US from March 3, 2020 to June 20 this year, there were 20,770 labelled as Delta variants, 52,605 labelled as Omicron B.1.1.529 variants, the original ...