1. Department of Pediatrics, College of Medicine, University of Cincinnati and Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio;
2. Departments of Pediatrics and Population Health Sciences, Duke Center for Childhood Obesity Research, and Duke Clinical Research Institute, Duke University, Durham, North Carolina;
3. Division of Pediatric Surgery, Nemours/Alfred I. duPont Hospital for Children, Wilmington, Delaware; and
4. Department of Pediatric Surgery, College of Medicine, The Ohio State University and Nationwide Children’s Hospital, Columbus, Ohio