فهرس المقالات T2DM حرية الوصول المقاله صفحة الملخص نص كامل 1 - The Correlation Between Vitamin D Deficiency and Vitamin D Receptor Polymorphisms and The Frequency of Type 2 Diabetes Mellitus Complications Among Egyptian Patients Sahar H. Ahmed Khaled E. Foad Amer E. Ahmed Nagla U. Mohamed Dina Sabry 10.22034/jchr.2021.1892030.1097