title: Diagnosis of Crohn's disease: a wolf in sheep's clothing.
authors.forename: C
authors.initials: C
authors.lastname: Su
authors.forename: G R
authors.initials: GR
authors.lastname: Lichtenstein
mesh_terms: D017668:Age of Onset; D003093:Colitis, Ulcerative / Q000175:diagnosis / Q000453:epidemiology; D003424:Crohn Disease / Q000175:diagnosis* / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D013997:Time Factors