Covid news: Does JN.1 variant require additional dose of vaccine? Here's what INSACOG chief said

The rise in the number of Covid-19 infections has prompted the health authorities to check the preparedness of the health system and issue preventive measures for people in critical age groups

source https://www.livemint.com/news/india/covid-news-does-jn-1-variant-require-additional-dose-of-vaccine-heres-what-insacog-chief-said-11703349030810.html