RT Journal Article SR Electronic T1 Intracranial Stent Restenosis Diagnosed on Routine Duplex Follow-Up Investigation JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A1080 A1 K. Gröschel A1 S. Schnaudigel A1 A. Kastrup A1 J.H. Buhk A1 M. Knauth YR 2008 UL http://www.ajnr.org/content/early/2008/07/18/ajnr.A1080.abstract AB