Coronavirus (Covid-19) vaccine status check: Moderna, Sinovac Biotech gear up for final phase trials

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Coronavirus (Covid-19) Vaccine Latest Update: Among front runners currently in human trials are the Covid-19 vaccines being developed by AstraZeneca, Pfizer, BioNtech, Johnson & Johnson, Merck, Moderna, Sanofi and China’s CanSino Biologics.