Authors: S Somasundaram; H Hayllar; S Rafi; J M Wrigglesworth; A J Macpherson; I Bjarnason Journal: Scand J Gastroenterol Date: 1995-04 Impact factor: 2.423
Authors: I Bjarnason; G Zanelli; T Smith; P Prouse; P Williams; P Smethurst; G Delacey; M J Gumpel; A J Levi Journal: Gastroenterology Date: 1987-09 Impact factor: 22.682