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Tarantino, I; Warschkow, R; Worni, M; Merati-Kashani, K; Köberle, D; Schmied, B M; Müller, S A; Steffen, T; Cerny, T; Güller, U (2012). Elevated preoperative CEA is associated with worse survival in stage I-III rectal cancer patients. British journal of cancer, 107(2), pp. 266-74. Basingstoke: Nature Publishing Group 10.1038/bjc.2012.267
Bigler, B; Steffen, T; Binek, J (2008). A rare cause of mechanical bowel obstruction in a young adult. Endoscopy, 40 Suppl 2, E76. Stuttgart: Thieme
