Disruption of the synchronous secretion of leptin, LH, and ovarian androgens in nonobese adolescents with the polycystic ovarian syndrome. - Veldhuis,J.D.; Pincus,S.M.; Garcia-Rudaz,M.C.; Ropelato,M.G.; Escobar,M.E.; Barontini,M. (J Clin Endocrinol Metab, 2001)