Pagliari, M., Menna, C. R., Migliorini, A., & Molinari, M. (2018). Atraumatic acute bilateral quadriceps tendon rupture in a patient with bilateral patella spurs. A case report and review of literature. Acta Biomedica Atenei Parmensis, 90(1-S), 203-208. https://mattioli1885journals.com/index.php/actabiomedica/article/view/8008