Pediatric Oncology Department;
South Egypt Cancer Institute;
Assiut University;
Assiut;
Egypt;
Radiotherapy Department;
South Egypt Cancer Institute;
Assiut University;
Assiut;
Egypt;
Radiology Department;
South Egypt Cancer Institute;
Assiut University;
Assiut;
Egypt;
Pathology Department;
South Egypt Cancer Institute;
Assiut University;
Assiut;
Egypt;
Clinical Pathology Department;
South Egypt Cancer Institute;
Assiut University;
Assiut;
Egypt;
Risk-Adapted; Combined-Modality; Unfavourable; Pediatric; Hodgkin; Lymphoma;