Valenti, Giorgio. “Aging As an Allostasis Condition of Hormones Secretion: Summing up the Endocrine Data from the InChianti Study”. Acta Biomedica Atenei Parmensis, vol. 81, no. 1Suppl, Mar. 2010, pp. 9-14, https://mattioli1885journals.com/index.php/actabiomedica/article/view/4629.