Botsios, C., P. Sfriso, C. Grava, P. Ostuni, M. Andretta, A. Tregnaghi, P. Zucchetta, and PF. Gambari. “Imaging in Major Salivary Gland Diseases”. Reumatismo 53, no. 3 (1): 235-243. Accessed May 25, 2020. https://www.reumatismo.org/index.php/reuma/article/view/reumatismo.2001.235.