Mandolesi, S., d’Alessandro, A., Ciccone, M. M., Zito, A., Niglio, T., Manconi, E., Mandolesi, D., d’Alessandro, A., Bruno, A., & Francesco, F. (2015). Italian Chronic Cerebrospinal Venous Insufficiency National Epidemiological Observatory methodology and preliminary data. Veins and Lymphatics, 3(1). https://doi.org/10.4081/vl.2014.4707