Waheed, Kainat, Muhammad Butt, and Bushra Mubarak. “Prevalence of Hepatitis B Surface Antigen in Pregnant Women”. Asian Journal of Allied Health Sciences (AJAHS) 6, no. 3 (August 22, 2021). Accessed May 3, 2024. https://hpej.net/journals/AJAHS/article/view/1096.