1. Division of Population Sciences, Dana-Farber Cancer Institute, Boston, MA
2. Department of Pediatric Oncology, Dana-Farber Cancer Institute, Boston, MA
3. MedHealth Statistical Consulting Inc, Solon, OH
4. Division of Research, Kaiser Permanente Northern California, Oakland, CA
5. Department of Research and Evaluation, Kaiser Permanente Southern California, Pasadena, CA
6. Department of Pediatric Oncology, Kaiser Permanente Southern California, Pasadena, CA
7. Department of Psychosocial Oncology and Palliative Care, Dana-Farber Cancer Institute, Boston, MA
8. Department of Medical Oncology, Kaiser Permanente Northern California, Oakland, CA
9. Cactus Cancer Society, Oakland, CA
10. Psychosocial Support and Research Program, National Cancer Institute, Bethesda, MD