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Zerz A, Müller-Stich BP, Beck J, Linke GR, Tarantino I, Lange J.Zerz A, et al.Dis Colon Rectum. 2006 Jun;49(6):919-24. doi: 10.1007/s10350-005-0305-4.Dis Colon Rectum. 2006.PMID: 16612534