1. Department of Bioethics, Cleveland Clinic, and Pediatric Institute, Cleveland Clinic Children's, Cleveland, Ohio;
2. New Alternatives for Children, New York, New York;
3. Division of Neonatology and Children’s Mercy Bioethics Center, Department of Pediatrics, School of Medicine, University of Missouri-Kansas City, Kansas City, Missouri; and
4. Department of Pediatrics, Perelman School of Medicine, University of Pennsylvania and Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania