1. Department of Pediatric Oncology Dana‐Farber Cancer Institute Boston Massachusetts
2. Division of Pediatric Hematology/Oncology Boston Children's Hospital Boston Massachusetts
3. Department of Psychosocial Oncology and Palliative Care Dana‐Farber Cancer Institute Boston Massachusetts
4. Department of Pediatric Neurology Northwestern Feinberg School of Medicine Chicago Illinois
5. Centro de Investigación e Implementación en Cuidados Paliativos Instituto de Efectividad Clínica y Sanitaria Buenos Aires Argentina
6. Division of Palliative Care Ann and Robert H. Lurie Children's Hospital of Chicago Chicago Illinois