Shafqat, Muhammad Nabeel, Miqdad Haider, and Aijaz Zeeshan Khan Chachar. 2019. “FREQUENCY OF VITAMIN D DEFICIENCY AMONG PATIENTS ATTENDING IN OUTPATIENT DEPARTMENT IN A TERTIARY CARE HOSPITAL IN LAHORE”. Pakistan Armed Forces Medical Journal 69 (3): 681-84. https://pafmj.org/PAFMJ/article/view/3054.