List of Articles Nagla Mohamed Article 1 - The Correlation Between Vitamin D Deficiency and Vitamin D Receptor Polymorphisms and The Frequency of Type 2 Diabetes Mellitus Complications Among Egyptian Patients 10.22034/jchr.2021.1892030.1097 Sahar H. Ahmed Khaled E. Foad Amer E. Ahmed Nagla U. Mohamed Dina Sabry Journal of Chemical Health Risks , Issue 5 , Year , Winter 2021