Endocrine Society. Prevention and treatment of pediatric obesity: an endocrine society clinical practice guideline based on expert opinion - August, G P; Caprio, S; Fennoy, I; Freemark, M; Kaufman, F R; Lustig, R H; Silverstein, J H; Speiser, P W; Styne, D M; Montori, V M (J Clin Endocrinol Metab, 2008)