RT Journal Article SR Electronic T1 The Possible Difference of Underlying Pathophysiologies between “Ivy Sign” on Contrast-Enhanced MRI and FLAIR JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E69 OP E69 DO 10.3174/ajnr.A7176 VO 42 IS 9 A1 N. Mori A1 S. Mugikura YR 2021 UL http://www.ajnr.org/content/42/9/E69.abstract AB