Authors: J M LaBerge; K A Somberg; J R Lake; R L Gordon; R K Kerlan; N L Ascher; J P Roberts; M M Simor; C A Doherty; J Hahn Journal: Gastroenterology Date: 1995-04 Impact factor: 22.682
Authors: A Ochs; M Rössle; K Haag; K H Hauenstein; P Deibert; V Siegerstetter; M Huonker; M Langer; H E Blum Journal: N Engl J Med Date: 1995-05-04 Impact factor: 91.245
Authors: M Rössle; K Haag; A Ochs; M Sellinger; G Nöldge; J M Perarnau; E Berger; U Blum; A Gabelmann; K Hauenstein Journal: N Engl J Med Date: 1994-01-20 Impact factor: 91.245