Covaxin Phase 3 Trial At Aiims All Videos 'Covaxin Phase 3 Trial At Aiims' - 2 Video Result(s) 1:57 70-80% Decline In Participants For Phase3 Trial Of Bharat Biotech's Covaxin December 17, 2020 Share Twitter WhatsApp Facebook Reddit Email 2:09 Coronavirus Vaccine Human Trial Begins, Result In 3 Months: AIIMS Head July 20, 2020 Share Twitter WhatsApp Facebook Reddit Email