Authors: J W Singleton; S B Hanauer; G L Gitnick; M A Peppercorn; M G Robinson; L D Wruble; E L Krawitt Journal: Gastroenterology Date: 1993-05 Impact factor: 22.682
Authors: K Ewe; A G Press; C C Singe; M Stufler; B Ueberschaer; G Hommel; K H Meyer zum Büschenfelde Journal: Gastroenterology Date: 1993-08 Impact factor: 22.682