New Delhi, May 30 (PTI) India's coverage of all three doses of the rotavirus vaccine (RVV) among children more than doubled to 85.4 per cent in 2023-24 from 36.4 per cent in 2019-21, according to the latest National Family Health Survey (NFHS-6). The RVV was introduced in India's Universal Immunisation Programme (UIP) in 2016 and scaled-up nationally in 2019. The vaccine aims to reduce mortality and morbidity caused by rotavirus diarrhoea in children. According to the survey findings released by