RT Journal Article SR Electronic T1 The Human Central Nervous System, 4th ed. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP e39 OP e39 DO 10.3174/ajnr.A0991 VO 29 IS 5 YR 2008 UL http://www.ajnr.org/content/29/5/e39.abstract AB