title: In cardiac resynchronization therapy: should we opt for AV optimization?
authors.forename: Greg
authors.initials: G
authors.lastname: Flaker
authors.forename: Richard
authors.initials: R
authors.lastname: Weachter
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000379:methods*; D006329:Heart Conduction System / Q000000981:diagnostic imaging* / Q000503:physiopathology; D006333:Heart Failure / Q000000981:diagnostic imaging* / Q000628:therapy*; D006801:Humans; D010138:Pacemaker, Artificial; D019919:Prosthesis Implantation / Q000379:methods; D016896:Treatment Outcome; D014463:Ultrasonography