Authors: Brian C Jacobson; Samuel C Somers; Charles S Fuchs; Ciarán P Kelly; Carlos A Camargo Journal: N Engl J Med Date: 2006-06-01 Impact factor: 91.245
Authors: Michael D Crowell; Angela Bradley; Stephanie Hansel; Paula Dionisio; Hack Jae Kim; G Anton Decker; John K DiBaise; V K Sharma Journal: Am J Gastroenterol Date: 2009-02-17 Impact factor: 10.864