1. Department of Pediatrics University of Texas Health Science Center at San Antonio San Antonio Texas USA
2. Department of Pediatrics Medical College of Wisconsin Milwaukee Wisconsin USA
3. Department of Psychology and Biobehavioral Sciences St. Jude Children's Research Hospital Memphis Tennessee USA
4. Division of Oncology Children's National Hospital and Departments of Pediatrics and Psychiatry & Behavioral Sciences George Washington University School of Medicine and Health Sciences Washington District of Columbia USA
5. Emory University School of Medicine and Aflac Cancer and Blood Disorders Center at Children's Healthcare of Atlanta Atlanta Georgia USA
6. Division of Oncology The Children's Hospital of Philadelphia Department of Child and Adolescent Psychiatry and Behavioral Sciences University of Pennsylvania Perelman School of Medicine Philadelphia Pennsylvania USA
7. Department of Oncology, Division of Psychosocial Oncology, Cumming School of Medicine University of Calgary Calgary Alberta Canada
8. Department of Pediatrics Rutgers Cancer Institute of New Jersey New Brunswick New Jersey USA