Biazzo, Alessio, Elisabetta Armiraglio, Antonina Parafioriti, and Norberto Confalonieri. “Periosteal Osteoblastoma of the Distal Fibula With Atypical Radiological Features: A Case Report.”. Acta Bio Medica Atenei Parmensis 89, no. 2 (June 7, 2018): 269-273. Accessed January 19, 2021. https://www.mattioli1885journals.com/index.php/actabiomedica/article/view/5278.