Two doses of COVID-19 vaccine Covaxin (BBV152) are 50 per cent effective against symptomatic COVID-19 disease, according to the first real-world assessment of the COVID-19 vaccine published in the Lancet Infectious Diseases journal. ...
Director of the All India Institute of Medical Sciences, New Delhi, Dr Randeep Guleria on Tuesday hailed the ongoing COVID-19 vaccination drive in the country and said that no booster dose is required in the country as of now. ...