1. Lecturer of Pediatric Oncology and Hematology; National Cancer Institute (NCI); Cairo University; Egypt; Consultant of Pediatric Oncology and Hematology; Children Cancer Hospital; Egypt
2. Consultant of Pediatric Oncology and Hematology Children Cancer Hospital; Egypt
3. Professor of Radiodiagnosis; National Cancer Institute (NCI); Cairo University; Egypt, Consultant of Radiodiagnosis; Children Cancer Hospital; Egypt
4. Professor of Orthopedic Surgery; Kasr Al Eeiny; Cairo University; Egypt, Consultant of Orthopedic Surgery; Children Cancer Hospital; Egypt
5. Board Certified Oncology Pharmacist; Children Cancer Hospital; Egypt
6. Clinical Pharmacy; Children Cancer Hospital; Egypt
7. Professor of Clinical Pathology; National Cancer Institute (NCI); Cairo University; Egypt, Consultant of Clinical Pathology; Children Cancer Hospital; Egypt
8. Assistant Professor of Clinical Pathology; National Cancer Institute (NCI); Cairo University; Egypt, Consultant of Clinical Pathology; Children Cancer Hospital; Egypt
9. Clinical Research; Children Cancer Hospital; Egypt
10. Professor of Pediatric Oncology and Hematology; National Cancer Institute (NCI); Cairo University, Egypt, Consultant of Pediatric Oncology and Hematology Children Cancer Hospital; Egypt