Islam Shah, Wiqas Ahmad, Farooque Islam, Muhammad Hanif Hadi, Jawad Mahmood, Muhammad Kashif 2023. Vitamin D Deficiency in Patients with Chronic Liver Disease: A Clinical Study at A Tertiary Care Hospital. Pakistan Journal of Medical & Health Sciences. 16, 12 (Feb. 2023), 740. DOI:https://doi.org/10.53350/pjmhs20221612740.