Authors: C García-Monzón; R Moreno-Otero; L García-Buey; M López-Botet; M O De Landázuri; F Sánchez-Madrid Journal: Dig Dis Sci Date: 1992-01 Impact factor: 3.199
Authors: N C Tassopoulos; M G Koutelou; G Papatheodoridis; H Polychronaki; I Delladetsima; T Giannikakis; A Todoulos; A Toliopoulos; A Hatzakis Journal: Gut Date: 1993 Impact factor: 23.059