Sperati, G. “Metatarsophalangeal Joint Arthroplasty With Implantation of Osteomed Interflex IPG System: Our Experience”. Acta Biomedica Atenei Parmensis, vol. 85, no. 2, Sept. 2014, pp. 118-20, https://mattioli1885journals.com/index.php/actabiomedica/article/view/3901.