Authors: P G Lankisch; S Burchard-Reckert; M Petersen; D Lehnick; C A Schirren; H Köhler; F Stöckmann; H J Peiper; W Creutzfeldt Journal: Z Gastroenterol Date: 1996-06 Impact factor: 2.000
Authors: A P Corfield; M J Cooper; R C Williamson; A D Mayer; M J McMahon; A P Dickson; M G Shearer; C W Imrie Journal: Lancet Date: 1985-08-24 Impact factor: 79.321