Islam Shah, Wiqas Ahmad, Farooque Islam, Muhammad Hanif Hadi, Jawad Mahmood, Muhammad Kashif. “Vitamin D Deficiency in Patients With Chronic Liver Disease: A Clinical Study at A Tertiary Care Hospital”. Pakistan Journal of Medical & Health Sciences 16, no. 12 (February 16, 2023): 740. Accessed November 13, 2024. https://mail.pjmhsonline.com/index.php/pjmhs/article/view/3877.