Regge, D [Critical evaluation of preoperative instrumental staging of rectal tumors. Research on the adequate use of US, CT and MR]. [electronic resource] - Minerva gastroenterologica e dietologica - 101-12 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1121-421X Subjects--Topical Terms: AdultAgedAged, 80 and overEvaluation Studies as TopicFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedNeoplasm StagingRectal Neoplasms--diagnosisTomography, X-Ray ComputedUltrasonography