1. aPediatric Palliative Care
2. bNational Center for Ethics in Healthcare, Washington, District of Columbia
3. cCollege of Public Health, University of Nebraska Medical Center, Omaha, Nebraska
4. dDepartment of Medical Ethics and Health Policy, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania
5. eChildren’s Hospital Association, Lenexa, Kansas
6. fDepartment of Medical Ethics and Department of Pediatrics, The Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania