THE Technical Advisory Group on Virus Evolution of the WHO declared B.1.1. 529 a variant of concern on Nov 26, 2021, and named it Omicron....
The doubling time of the Delta variant was up to two weeks whereas that of Omicron was found to be two to three days....
One has to remember that the doubling time keeps changing with the evolving epidemic. Finding 75 cases of Omicron in three major cities of Pakistan, as reported in the media with reference to the National Institute of Health, must be c
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黎明报-最新
2021-12-31 00:00:00.0