1. MSc neurology Al‐Azhar University Cairo Egypt
2. Faculty of Medicine Al‐Azhar University Cairo Egypt
3. International Medical Research Association (IMedRA) Cairo Egypt
4. Faculty of Medicine Alexandria University Alexandria Egypt
5. Faculty of Medicine Al‐Azhar University Assiut Egypt
6. Faculty of Medicine Minia University Minia Egypt
7. Department of Obstetrics & Genecology Nile Valley University Sudan
8. Faculty of Medicine Aleppo University Aleppo Syria