title: Crohn's disease or Crohn's diseases?
authors.affiliation: Gastrointestinal Unit, University Department of Medical Sciences, Western General Hospital, Edinburgh, UK.
authors.forename: I D R
authors.initials: ID
authors.lastname: Arnott
authors.forename: J
authors.initials: J
authors.lastname: Satsangi
mesh_terms: D003424:Crohn Disease / Q000145:classification* / Q000235:genetics; D018450:Disease Progression; D005838:Genotype; D006801:Humans; D010641:Phenotype; D012307:Risk Factors