Valentini, R., Martino, M., De Fabrizio, G., & Fancellu, G. (2014). Periprosthetic fractures of the femur: our experience. Acta Biomedica Atenei Parmensis, 85(1), 35-43. https://mattioli1885journals.com/index.php/actabiomedica/article/view/3434