Authors: F A Granderath; T Kamolz; U M Schweiger; M Pasiut; C F Haas; H Wykypiel; R Pointner Journal: Surg Endosc Date: 2002-02-08 Impact factor: 4.584
Authors: T L Trus; W S Laycock; J M Wo; J P Waring; G D Branum; S J Mauren; E M Katz; J G Hunter Journal: Am J Gastroenterol Date: 1998-03 Impact factor: 10.864