Adhikari, Sudhir, and Brijesh Sathian. “Hepatitis B Vaccination in Nepalese Infants: The Present Scenario”. Nepal Journal of Epidemiology 7, no. 3 (January 17, 2018): 694–696. Accessed April 28, 2025. https://nepjol.info./index.php/NJE/article/view/19007.