Bavera, Pietro M. “May Symptoms of Chronic Cerebrospinal Venous Insufficiency Be Improved by Venous Angioplasty? An Independent 4-Year Follow up on 366 Cases”. Veins and Lymphatics 4, no. 1 (October 2, 2015). Accessed April 26, 2024. https://www.pagepressjournals.org/vl/article/view/5400.