1. Department of Pediatrics, St Louis Children’s Hospital, St Louis, Missouri;
2. Department of Medicine, Washington University School of Medicine, St Louis, Missouri;
3. Pediatrics Institute and Department of Bioethics, Lerner College of Medicine, Cleveland Clinic, Cleveland, Ohio;
4. Department of Psychosocial Oncology and Palliative Care, Dana-Farber Cancer Institute and Department of Medicine, Boston Children’s Hospital, Boston, Massachusetts; and
5. Department of Medical Ethics, The Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania