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Susceptibility effect: a tube containing a Gd-DTPA solution enclosed within a water phantom. As the echo times are prolonged the signal reduction effect increases on T2*-W images. From Themen [1997]. This material is reproduced with permission of Springer from Brix et al., Methodische Ansätze zur quantitativen Beurteilung der Mikrozirkulation im Gewebe mit der dynamischen Magnetresonanztomographie, Radiologe, 1997.
