RT Journal Article SR Electronic T1 Does perfusion imaging add value compared with plain parenchymal and vascular imaging? JF Journal of NeuroInterventional Surgery JO J NeuroIntervent Surg FD BMJ Publishing Group Ltd. SP 246 OP 250 DO 10.1136/neurintsurg-2012-010416 VO 4 IS 4 A1 Guangming Zhu A1 Tudor Jovin A1 Amin Aghaebrahim A1 Patrik Michel A1 Weiwei Zhang A1 Max Wintermark YR 2012 UL http://jnis.bmj.com/content/4/4/246.abstract AB