Volpi R, Ugolotti MC, Carbucicchio A, Delsignore R. Idiopathic hypogonadotropic hypogonadism in selective humangonadotropin deficiency in adult man: a case report. Acta Biomed. 2008;79(3):251-254. Accessed October 22, 2025. https://mail.mattioli1885journals.com/index.php/actabiomedica/article/view/1257