- India’s Covaxin Covid-19 Vaccine, Already in Use, Shows Promise in TrialsThe New York Times
- Criticized Indian Vaccine Already in Use Found 81% EffectiveBloomberg
- Data Show India’s ‘Covaxin’ COVID-19 Vaccine Is Effective : Coronavirus UpdatesNPR
- Bharat Biotech’s COVID-19 shot 81% effective, Indian firm’s interim data showsYahoo News
- Ocugen’s COVID-19 Vaccine Co-Development Partner, Bharat Biotech shares Phase 3 Interim Results of COVAXIN, Demonstrates Efficacy of 81%GlobeNewswire
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