title: [Quality assurance, not research].
authors.affiliation: Hjerte-, lunge- og karkirurgisk avdeling, Universitetssykehuset Nord-Norge, Tromsø, Norway. rolf.busund@unn.no
authors.forename: Rolf
authors.initials: R
authors.lastname: Busund
authors.forename: Terje K
authors.initials: TK
authors.lastname: Steigen
authors.forename: Torvind
authors.initials: T
authors.lastname: Næsheim
authors.forename: Børge
authors.initials: B
authors.lastname: Schive
mesh_terms: D001024:Aortic Valve Stenosis / Q000601:surgery; D019918:Heart Valve Prosthesis Implantation / Q000379:methods / Q000592:standards; D006801:Humans; D017063:Outcome Assessment, Health Care; D011785:Quality Assurance, Health Care; D015607:Stents; D035703:Therapies, Investigational