Golnari, Pedram Intradural extramedullary cavernous malformation with extensive superficial siderosis of the neuraxis: Case report and review of literature. [electronic resource] - Surgical neurology international 2017 - 109 p. digital Publication Type: Case Reports; Journal Article ISSN: 2229-5097 Standard No.: 10.4103/sni.sni_103_17 doi