title: Ulcerative colitis and appendectomy. What is the nature of the (negative) association?
authors.affiliation: Department of Gastroenterology, Tel Aviv Medical Center, Ichilov Hospital, Tel Aviv University, Israel.
authors.forename: T
authors.initials: T
authors.lastname: Gilat
authors.forename: I
authors.initials: I
authors.lastname: Dotan
mesh_terms: D001062:Appendectomy; D003093:Colitis, Ulcerative / Q000453:epidemiology*; D006801:Humans