Age-related decrease in insulin-like growth factor-I and transforming growth factor-β in femoral cortical bone from both men and women: implications for boen loss with aging. - Nicolas,V.; Prewett,A.; Bettica,P.; Mohan,S.; Finkelman,R.D.; Baylin,K.DJ.; Farley,J.R. (J Clin Endocrinol Metab, 1994)