1. Department of Pediatrics, Taipei Veterans General Hospital and School of Medicine; National Yang-Ming University; Taipei Taiwan
2. Department of Life Science; National Taiwan Normal University; Taipei Taiwan
3. Biostatistical Center; Childhood Cancer Foundation; Taipei Taiwan
4. Department of Pediatrics; Mackay Memorial Hospital, and Mackay Medical College; Taipei Taiwan
5. Department of Pediatric Hemato/Oncology; Children's Hospital of China Medical University; Taichung Taiwan
6. Department of Pediatrics; Kaohsiung Veterans General Hospital; Kaohsiung Taiwan
7. Department of Pediatrics; Taichung Veterans General Hospital; Taichung Taiwan
8. Department of Pediatrics; Chang Gung Children's Hospital-Kaohsiung; Kaohsiung Taiwan
9. Department of Pediatrics; Chung Shan Medical University Hospital; Taichung Taiwan
10. Department of Pediatrics; Kaohsiung Medical University Hospital; Kaohsiung Taiwan
11. Department of Pediatrics; Changhua Christian Hospital; Changhua Taiwan
12. Department of Pediatrics; Shin Kong Wu Ho-Su Memorial Hospital; Taipei Taiwan
13. School of Medicine; Fu Jen Catholic University; New Taipei City Taiwan