Authors: C E McLaren; G J McLachlan; J W Halliday; S I Webb; B A Leggett; E C Jazwinska; D H Crawford; V R Gordeuk; G D McLaren; L W Powell Journal: Gastroenterology Date: 1998-03 Impact factor: 22.682
Authors: Z J Bulaj; R S Ajioka; J D Phillips; B A LaSalle; L B Jorde; L M Griffen; C Q Edwards; J P Kushner Journal: N Engl J Med Date: 2000-11-23 Impact factor: 91.245