RT Journal Article SR Electronic T1 Neuroimaging Clinics of North America. Stroke II: Imaging Techniques and Future Direction JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 189 OP 190 VO 28 IS 1 YR 2007 UL http://www.ajnr.org/content/28/1/189.abstract AB