RT Journal Article SR Electronic T1 Regarding “Mystery of Chronic Cerebrospinal Venous Insufficiency: Identical Venographic and Ultrasound Findings in Patients with MS and Controls” JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E70 OP E70 DO 10.3174/ajnr.A3563 VO 34 IS 6 A1 Radak, D.J. A1 Ilijevski, N. A1 Tanaskovic, S. YR 2013 UL http://www.ajnr.org/content/34/6/E70.abstract AB