Evaluation of Bethesda guidelines in relation to microsatellite instability - Wüllenweber, Hans-Peter; Sutter, Christian; Autschbach, Frank; Willeke, Frank; Kienle, Peter; Bähring, Joachim; Kadmon, Martina; Herfarth, Christian; Knebel Doeberitz, Magnus von; Gebert, Johannes (Diseases of the colon & rectum, 2001)