Coronavirus LIVE: Single-Dose Of Covishield Shows 61% Effectiveness Against Delta Variant, Says Covid Panel Chief

Coronavirus LIVE: Single-Dose Of Covishield Shows 61% Effectiveness Against Delta Variant, Says Covid Panel Chief

source https://news.abplive.com/news/india/coronavirus-live-updates-covid-19-restrictions-lockdown-black-fungus-news-cases-today-17-june-2021-latest-news-1464022