title: Hype and hope in the use of echocardiography for selection for cardiac resynchronization therapy: the Tower of Babel revisited.
authors.forename: Thomas H
authors.initials: TH
authors.lastname: Marwick
mesh_terms: D002304:Cardiac Pacing, Artificial; D004452:Echocardiography / Q000592:standards*; D006801:Humans; D018579:Patient Selection; D011379:Prognosis