Covid-19: Vaccine-induced immunity in 30% individuals wanes after six months, new study finds
Individuals with antibody levels below 15 AU/ml were considered to be antibody negative, meaning they didn’t develop any protective immunity. Antibody titres in 30% individuals above the age of 40 decline barely six months after vaccination, a new study has demonstrated. The study was conducted by Hyderabad-based AIG Hospitals, in collaboration with the Asian Healthcare … Read more