title: Appendectomy and ulcerative colitis.
authors.forename: A B
authors.initials: AB
authors.lastname: Lowenfels
mesh_terms: D001062:Appendectomy; D001064:Appendicitis / Q000517:prevention & control; D003093:Colitis, Ulcerative / Q000517:prevention & control*; D005244:Fecal Impaction / Q000150:complications; D006801:Humans