Authors: W J Sandborn; E V Loftus; J F Colombel; K A Fleming; F Seibold; H A Homburger; B Sendid; R W Chapman; W J Tremaine; D K Kaul; J Wallace; W S Harmsen; A R Zinsmeister; S R Targan Journal: Inflamm Bowel Dis Date: 2001-08 Impact factor: 5.325
Authors: J Tibble; K Teahon; B Thjodleifsson; A Roseth; G Sigthorsson; S Bridger; R Foster; R Sherwood; M Fagerhol; I Bjarnason Journal: Gut Date: 2000-10 Impact factor: 23.059