Singh, A., H. Singh, and S. Patel. “Screening of Bone Mineral Density by Densitometer and Correlation With Serum Calcium and Vitamin D Levels to Detect Early Osteoporotic Changes in Postmenopausal Women in Slum Areas of Raipur and Kalupur of Ahmedabad”. International Journal of Basic & Clinical Pharmacology, vol. 4, no. 5, Dec. 2016, pp. 960-5, doi:10.18203/2319-2003.ijbcp20150874.