title: Lichen planus and Crohn's disease.
authors.forename: S G
authors.initials: SG
authors.lastname: Keohane
authors.forename: P C
authors.initials: PC
authors.lastname: Hayes
authors.forename: J A
authors.initials: JA
authors.lastname: Hunter
mesh_terms: D000328:Adult; D003424:Crohn Disease / Q000150:complications* / Q000175:diagnosis; D006229:Hand Dermatoses / Q000150:complications / Q000175:diagnosis; D006801:Humans; D008010:Lichen Planus / Q000150:complications* / Q000175:diagnosis; D008297:Male