Severe acute respiratory syndrome⁃coronavirus⁃2(SARS⁃CoV⁃2)Omicron BA.2 and BA.2.12.1 subvariants showed very high transmission capacity.In order to understand the distribution and genetic characteristics of BA.2 sublineages in Shenzhen,China,the whole genome sequence o...MORE Severe acute respiratory syndrome⁃coronavirus⁃2(SARS⁃CoV⁃2)Omicron BA.2 and BA.2.12.1 subvariants showed very high transmission capacity.In order to understand the distribution and genetic characteristics of BA.2 sublineages in Shenzhen,China,the whole genome sequ...