Barua, B. K.; Kader, M. A.; Ul Islam, S. M.; Arjumand, M.; Rashid, M. M.; Rahman, M. F.; Huda, M. N.; Dutta, P. K. Effect of Vitamin-D Therapy in Retarding the Progression of Diabetic Nephropathy: A Randomized Double-Blind Placebo-Controlled Trial. J Chittagong Med Coll Teachers Ass 2025, 35, 105-111.