title: Single site umbilical laparoscopic surgery. Preface.
authors.forename: George W
authors.initials: GW
authors.lastname: Holcomb
mesh_terms: D006801:Humans; D010535:Laparoscopy / Q000295:instrumentation / Q000379:methods / Q000706:statistics & numerical data; D014472:Umbilicus / Q000601:surgery*