Lughi, Marcello. “Haglund’s Syndrome: Endoscopic or Open Treatment?”. Acta Bio Medica Atenei Parmensis 91, no. 4-S (May 30, 2020): 167-171. Accessed March 5, 2021. https://www.mattioli1885journals.com/index.php/actabiomedica/article/view/9576.