1. Healthy Lifestyle Clinic, Le Bonheur Children's Hospital, Memphis, TN, USA.
2. Department of Health Promotion and Disease Prevention, College of Nursing, Department of Surgery, College of Medicine, University of Tennessee Health Science Center, Memphis, TN, USA.
3. Pediatric Obesity Program, Department of Surgery, College of Medicine, University of Tennessee Health Science Center, Memphis, TN, USA.
4. Children's Foundation Research Institute, Le Bonheur Children's Hospital, Memphis, TN, USA.
5. Department of Pediatrics, Department of Surgery, College of Medicine, University of Tennessee Health Science Center, Memphis, TN, USA.
6. Department of Preventive Medicine, and Department of Surgery, College of Medicine, University of Tennessee Health Science Center, Memphis, TN, USA.
7. Division of Pediatric Surgery, Department of Surgery, College of Medicine, University of Tennessee Health Science Center, Memphis, TN, USA.