MR angiography vs CT angiography in the follow-up of nitinol stent grafts in endoluminally treated aortic aneurysms. - Cejna, Manfred; Loewe, Christian; Schoder, Maria; Dirisamer, Albert; Hölzenbein, Thomas; Kretschmer, Georg; Lammer, Johannes; Thurnher, Siegfried (European Radiology, 2002)