Mumbai covid patient’s sample test rules out any XE variant

‘BA.1 & BA.2 sub type of Omicron variant are the pre-dominant strains in India’.When BA.1 & BA.2 broke, they started to circulate and randomly met with each other, as a result, whole X-series of variants originated

from mint - Science https://ift.tt/OoH1Kjt
https://ift.tt/2YxDHWN