
Three years after Covid-19 rocked the world, former World Health Organization (WHO) scientist Soumya Swaminathan said a small risk of the virus mutating to overcome immunity offered by various vaccines remains. “Continued surveillance is important,” she told news agency ANI.
Formerr World Health Organisation (WHO) chief scientist Dr Soumya Swaminathan (Shankar Narayan/HT PHOTO)
Swaminathan also said the risk of getting a heart attack and...