RT Journal Article SR Electronic T1 Toward a Better Understanding of Normal Pressure Hydrocephalus JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 596 OP 596 VO 22 IS 3 A1 Bateman, GA YR 2001 UL http://www.ajnr.org/content/22/3/596.abstract AB