H Hasan New member 22 Ara 2022 #1 Chinese health experts warn of new Covid-19 variants as highly transmissible Omicron strain BF.7 spreads like wildfire Highly transmissible Omicron strains, mainly BA.5.2 and BF.7, are currently driving China's Covid-19 surge.
Chinese health experts warn of new Covid-19 variants as highly transmissible Omicron strain BF.7 spreads like wildfire Highly transmissible Omicron strains, mainly BA.5.2 and BF.7, are currently driving China's Covid-19 surge.
