Imran R. Rangraze, Shehla S. Khan and Yakub Sayyad (2021) “Coronavirus Disease-2019 Vaccines and the Vaccination Challenges in India: A Review”, Internal Medicine, 5(1), pp. 6–13. Available at: https://openventio.us/index.php/IMOJ/article/view/1059 (Accessed: 30 July 2026).