1. Biological Anthropology Department, National Research Centre, Giza, Egypt.
2. Internal Medicine National Institute of Diabetes and Endocrinology, Cairo, Egypt.
3. Internal Medicine Faculty of Medicine, Al-Azhar University- Girls.
4. Medical Department, Medical Research Division, National Research Centre, Giza, Egypt.
5. Medical Biochemistry Department, Medical Research Division, National Research Centre, Giza, Egypt.