1. Diabetes and Endocrinology Unit, Department of Internal Medicine, Faculty of Medicine, Minia University, Minia, Egypt
2. Department of Cardiology, Faculty of Medicine, Minia University, Minia, Egypt
3. Department of Clinical Pathology, Faculty of Medicine, Minia University, Minia, Egypt
4. Department of Internal Medicine, Faculty of Medicine, Minia University, Minia, Egypt