1. Evidence-Based Practice Center and
2. Division of Pediatric Endocrinology, Mayo Clinic College of Medicine, Rochester, Minnesota 55905;
3. Department of Pediatrics, Children’s Nutrition Research Center, Baylor College of Medicine, Houston, Texas 77030; and
4. Diabetes, Endocrinology and Obesity Branch, National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland 20892