Nasim, Amjad, Babur Salim, Sarah Niazi, and Nibah Fatima. “HEALTHY LOOKIG HOSPITAL NURSES SHOWING VITAMIN D DEFICIENCY: CORRELATION OF VITAMIN D LEVELS WITH THEIR LEVELS OF PARATHHYROID HORMONE AND BONE TURNOVER MARKERS: Vitamin D Deficiency”. Pakistan Armed Forces Medical Journal 65, no. 1 (February 28, 2015): 145–148. Accessed November 2, 2024. https://pafmj.org/PAFMJ/article/view/720.