Affiliation: | 1. Division of General Pediatrics and Adolescent Medicine, Department of Pediatrics, the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA;2. Department of Pediatrics, Wake Forest School of Medicine, Winston‐Salem, North Carolina, USA;3. Brenner FIT Program, Brenner Children's Hospital, Winston‐Salem, North Carolina, USA;4. Division of Public Health Sciences, Department of Epidemiology and Prevention, Wake Forest School of Medicine, Winston‐Salem, North Carolina, USA;5. Department of Health Policy and Administration, the University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA |