RT Journal Article SR Electronic T1 Unilateral Hemispheric Proliferation of Ivy Sign on Fluid-Attenuated Inversion Recovery Images in Moyamoya Disease Correlates Highly with Ipsilateral Hemispheric Decrease of Cerebrovascular Reserve JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A1679 A1 M. Kawashima A1 T. Noguchi A1 Y. Takase A1 T. Ootsuka A1 N. Kido A1 T. Matsushima YR 2009 UL http://www.ajnr.org/content/early/2009/08/27/ajnr.A1679.abstract AB