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Authors: A P Manocha; M Sossenheimer; S P Martin; K E Sherman; T Venkatesan; D C Whitcomb; C D Ulrich Journal: Am J Gastroenterol Date: 1999-03 Impact factor: 10.864
Authors: M Büchler; P Malfertheiner; W Uhl; J Schölmerich; F Stöckmann; G Adler; W Gaus; K Rolle; H G Beger Journal: Gastroenterology Date: 1993-04 Impact factor: 22.682