RT Journal Article SR Electronic T1 The A–Z of Neurological Practice: A Guide to Clinical Neurology JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 236 OP 237 VO 27 IS 1 YR 2006 UL http://www.ajnr.org/content/27/1/236.2.abstract AB