1. Department of Pediatrics; Shinshu University School of Medicine; Matsumoto, Nagano Japan
2. Department of Pediatrics; College of Medicine; Baghdad University; Baghdad Medical City Baghdad Iraq
3. Department of Pediatric Oncology; Children's Welfare Teaching Hospital; Baghdad Medical City Baghdad Iraq
4. Department of Laboratory Medicine; Shinshu University Hospital; Matsumoto Nagano Japan
5. Department of Pediatric Oncology; Central Teaching Hospital for Children; Baghdad Iraq
6. Department of Pathology; King Hussein Cancer Center; Amman Jordan
7. Department of Pediatrics; King Hussein Cancer Center; Amman Jordan
8. Japan Iraq Medical Network; Tokyo Japan
9. Japan Chernobyl Foundation; Matsumoto; Nagano Japan