1. Division of Pediatric Health Outcomes Research, MassGeneral Hospital for Children, Boston, MA, USA.
2. Division 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. Department of Population Health Sciences, University of Utah 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.