Spinal dural arteriovenous fistula associated with a spinal perimedullary fistula: case report.
Krings T, Coenen VA, Weinzierl M, Reinges MH, Mull M, Thron A, Rohde V. Spinal dural arteriovenous fistula associated with a spinal perimedullary fistula: case report. J Neurosurg Spine. 2006 Mar; 4(3):241-5.