Read Time:2 Minute, 3 Second Covid 19 Health Will Covid 4th wave hit India? What ex-ICMR chief answers amid Omicron BA.2 surge Marshmello March 21, 2022March 21, 2022 Share With Omicron BA2 triggered a large-scale Covid wave in Europe and some Asia again, a prominent Indian virology stated that on Saturday said the fourth...