COVAXIN vs Covishield: Bharat Biotech's Krishna Ella hits back at Serum chief Adar Poonawalla's jibe
Bharat Biotech Chairman Krishna Ella apparently hit back at Serum Institute of India chief Adar Poonawalla's jibe calling vaccines other than those by AstraZeneca, Moderna and Pfizer as 'like water'.05-01-2021