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Covishield vaccine remains effective during Covid19 Delta variant surge: Lancet study

The Covishield vaccine remained effective against moderate-to-severe Covid19 even during the deadly surge dominated by highly transmissible delta variant of SARS-CoV-2, claims a study published by The Lancet Infectious Diseases journal. SARS-CoV-2 has affected more than 200 million people causing more than 5 million deaths worldwide as per the WHO statistics. The rise in mutant […]