title: Describing the clinical phenotypes of Crohn's disease: lessons from the past: commentary on: the broadening conception of regional ileitis.
authors.affiliation: Inflammatory Bowel Disease Center, University of Chicago Medicine, 5841 South Maryland Avenue, MC 4076, Chicago, IL, 60637, USA, Dejan.Micic@uchospitals.edu.
authors.forename: Dejan
authors.initials: D
authors.lastname: Micic
authors.forename: David T
authors.initials: DT
authors.lastname: Rubin
mesh_terms: D003424:Crohn Disease / Q000266:history*; D005762:Gastroenterology / Q000266:history*; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007079:Ileitis / Q000266:history*