RT Journal Article SR Electronic T1 “Delayed Pial Vessels” in Multiphase CT Angiography Aid in the Detection of Arterial Occlusion in Anterior Circulation JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E47 OP E47 DO 10.3174/ajnr.A5529 VO 39 IS 4 A1 Singh, R.-J. A1 Zerna, C. A1 Menon, B.K. YR 2018 UL http://www.ajnr.org/content/39/4/E47.abstract AB