1. Professor of Internal Medicine, Port-Said University, Egypt
2. Assistant Lecturer, Ready-made Garments Department, Faculty of Applied Arts, Damietta University, Egypt
3. Assistant Professor, Textile Department, Faculty of Applied Arts, Damietta University, Egypt
4. Lecturer of Internal Medicine, Diabetes and Endocrinology Unit, Internal Medicine Department, Mansoura University, Egypt
5. Professor, Ready-made Garments Department, Faculty of Applied Arts, Damietta University, Egypt