Authors: B K Sharma; I A Santana; E C Wood; R P Walt; M Pereira; P Noone; P L Smith; C L Walters; R E Pounder Journal: Br Med J (Clin Res Ed) Date: 1984-09-22
Authors: M Fried; H Siegrist; R Frei; F Froehlich; P Duroux; J Thorens; A Blum; J Bille; J J Gonvers; K Gyr Journal: Gut Date: 1994-01 Impact factor: 23.059
Authors: E Verdu; F Viani; D Armstrong; R Fraser; H H Siegrist; B Pignatelli; J P Idström; C Cederberg; A L Blum; M Fried Journal: Gut Date: 1994-04 Impact factor: 23.059