Bhimwal, R. K., M. Makwana, H. Sanawadiya, and R. L. Bhati. “To Study the Bone Mineral Density and Vitamin D in Patients Suffering from Rheumatoid Arthritis Irrespective of Duration in Comparison to Age and Sex-Matched Controls Who Were Not Having Any Musculoskeletal Disorder”. International Journal of Advances in Medicine, vol. 4, no. 4, July 2017, pp. 952-8, doi:10.18203/2349-3933.ijam20172568.