Wan, J., J. Xie, C. Hu, J. Liu, and C. Zhu. “Effect of Calcium Plus Vitamin-D Combined With Calcitriol in the Treatment of Patients With Type-2 Diabetes and Osteoporosis: A retrospective Observational Analysis”. Pakistan Journal of Medical Sciences, Vol. 40, no. 3, Dec. 2023, doi:10.12669/pjms.40.3.8795.