title: Vitamin A in Crohn's disease.
mesh_terms: D003424:Crohn Disease / Q000188:drug therapy* / Q000601:surgery; D003967:Diarrhea / Q000188:drug therapy; D006801:Humans; D011182:Postoperative Care; D014801:Vitamin A / Q000627:therapeutic use*
chemical_list: D014801:Vitamin A