An ICMR representative has affirmed the credibility of a letter by ICMR Head that said the antibody preliminaries for Hyderabad-based Bharat Biotech’s COVID-19 immunization Covaxin have been optimized and that it could be propelled most recent by August 15. ICMR had on July 2 purportedly asked Bharat Biotech in an inner correspondence to quick track…