1. Department of Pediatrics; Yale University School of Medicine; New Haven Connecticut
2. Department of Pediatrics; Dana-Farber/Boston Children's Cancer and Blood Disorders Center; Boston Massachusetts
3. Department of Preventive Medicine; University of Southern California; Los Angeles California
4. Statistics and Data Center; Children's Oncology Group; Monrovia California
5. Department of Pediatric Oncology; St. Jude Children's Research Hospital; Memphis Tennessee
6. Department of Pediatrics; UC Davis Children's Hospital; Sacramento California
7. Department of Pediatrics; Aflac Cancer Center; Children's Healthcare of Atlanta; Emory University; Atlanta Georgia
8. Departments of Global Pediatric Medicine and Oncology; St Jude Children's Research Hospital; Memphis Tennessee