1. Cancer and Blood Disease Institute, Children's Hospital Los Angeles and Keck School of Medicine, University of Southern California, Los Angeles, CA
2. Department of Population Health Sciences, Duke University School of Medicine, Durham, NC
3. Dana-Farber Cancer Institute and Boston Children's Hospital, Boston, MA
4. UPMC Children's Hospital and University of Pittsburgh School of Medicine, Pittsburgh, PA
5. Duke University School of Medicine, Durham, NC
6. Division of Quality of Life and Palliative Care, St Jude Children's Research Hospital, Memphis, TN
7. Division of Oncology, Children's National Hospital and George Washington University School of Medicine and Health Sciences, Washington, DC
8. Duke University, Durham, NC
9. School of Nursing, Clemson University, Clemson, SC
10. The Hospital for Sick Children, Peter Gilgan Centre for Research and Learning, Toronto, ON, Canada
11. Children's Hospital Los Angeles, Los Angeles, CA
12. Department of Nursing Science, Children's National Hospital, George Washington University School of Medicine and Health Sciences, Washington, DC
13. Departments of Population Health Sciences and Pediatrics, Duke University School of Medicine, Durham, NC