NONINVASIVE IMAGING MODALITIES IN DECISION MAKING ABOUT CAROTID ENDARTERECTOMY – A COMPARISON OF DUPLEX ULTRASOUND, CT- AND MR-ANGIOGRAPHY - Meimarakis, G; Flatz, W; Frey, U; Ertl-Wagner, B; Weidenhagen, R; Kopp, R; Steitz, H (Ultraschall in der Medizin - European Journal of Ultrasound, 2005)