Cardiac resynchronization therapy for mild congestive heart failure.
D054598:Blue Cross Blue Shield Insurance Plans; D002304:Cardiac Pacing, Artificial / Q000379:methods*; D000075202:Contraindications; D017147:Defibrillators, Implantable; D018795:Device Approval; D006333:Heart Failure / Q000401:mortality / Q000503:physiopathology / Q000628:therapy*; D006760:Hospitalization; D006801:Humans; D010138:Pacemaker, Artificial; D016032:Randomized Controlled Trials as Topic; D016896:Treatment Outcome; D014481:United States; D014486:United States Food and Drug Administration