RT Journal Article SR Electronic T1 Perfusion and Diffusion Imaging: A Potential Tool for Improved Diagnosis of CNS Vasculitis JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 87 OP 89 VO 20 IS 1 A1 William T. C. Yuh A1 Toshihiro Ueda A1 Joan E. Maley YR 1999 UL http://www.ajnr.org/content/20/1/87.abstract AB