title: Cardiac resynchronization therapy for heart failure.
authors.forename: Stephen S
authors.initials: SS
authors.lastname: Gottlieb
authors.forename: Michael L
authors.initials: ML
authors.lastname: Fisher
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000379:methods; D018592:Cross-Over Studies; D004311:Double-Blind Method; D006333:Heart Failure / Q000628:therapy*; D006801:Humans; D010138:Pacemaker, Artificial / Q000009:adverse effects; D012107:Research Design