Evaluation of abdominal aortic aneurysm for stent-graft placement: Comparison of gadolinium-enhanced MR angiography versus helical CT angiography and digital subtraction angiography. - Thurnher,S.; Dorffner,R.; Thurnher,M.; Winkelbauer,W.; Kretschemer,G.; Polterauer,P.; Lammer,J. (Radiology, 1997)