1. Department of Psycho-Oncology Research and Care, Princess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands
2. Division of Psychosocial Oncology, Department of Oncology, Cumming School of Medicine, University of Calgary, Calgary, Canada
3. Departments of Population Sciences and Supportive Care Medicine, City of Hope Comprehensive Cancer Center, Duarte, CA
4. Center for Biobehavioral Health, Nationwide Children's Hospital, Columbus, OH
5. Departments of Pediatrics and Psychology, The Ohio State University, Columbus, OH