1. Associate Professor of Pediatrics, Faculty of Medicine, University of Assiut, Assiut 71516, Egypt
2. Department of Pediatrics, Faculty of Medicine, Assiut University, Assiut, Egypt
3. Department of Neurology, Faculty of Medicine, Assiut University, Assiut, Egypt
4. Department of Pediatrics, Qena Faculty of Medicine, South Valley University, Egypt
5. Department of Pediatrics, Faculty of Medicine, Al-Azhar University, Assiut, Egypt
6. Department of Community Health Nursing, Assiut University, Assiut, Egypt