Piccinni, G. (2009) “Botox® for chronic anal fissure: is it useful? A clinical experience withmid-term follow-up”, Acta Biomedica Atenei Parmensis, 80(3), pp. 234–237. Available at: https://mattioli1885journals.com/index.php/actabiomedica/article/view/1178 (Accessed: 27 July 2024).