Verrotti, C., Benassi, G., Caforio, E., & Nardelli, G. B. (2008). Targeted and tailored diagnostic strategies in women withperimenopausal bleeding: advantages of the sonohysterographic approach. Acta Biomedica Atenei Parmensis, 79(2), 133.136. https://mattioli1885journals.com/index.php/actabiomedica/article/view/1267