1. Divisions of Pediatric Health Outcomes Research, MassGeneral Hospital for Children, Boston, MA, USA.
2. Divisions of Gastroenterology and Nutrition, MassGeneral Hospital for Children, Boston, MA, USA.
3. Institute for Healthy Childhood Weight, American Academy of Pediatrics, Itasca, IL, USA.
4. Pediatrics, Holyoke Health Center, Holyoke, MA, USA.
5. Innovative Health Strategies, Brandon, MS, USA.
6. Division of Health Systems Innovation and Research, Department of Population Health Sciences, University of Utah Eccles School of Medicine, Salt Lake City, UT, USA.
7. Department of Social and Behavioral Sciences, Harvard T.H. Chan School of Public Health, Boston, MA, USA.