RT Journal Article SR Electronic T1 Minimally Invasive Neurosurgery JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1384 OP 1384 VO 27 IS 6 YR 2006 UL http://www.ajnr.org/content/27/6/1384.1.abstract AB