title: Ejection Fraction Improvement After Primary Prevention Defibrillator Implantation: How Much Is Enough?
authors.affiliation: Division of Cardiology, Department of Medicine, University of Washington, Seattle, Washington. Electronic address: krpatton@u.washington.edu.
authors.forename: Kristen K
authors.initials: KK
authors.lastname: Patton
mesh_terms: D058406:Cardiac Resynchronization Therapy; D016757:Death, Sudden, Cardiac; D004554:Electric Countershock; D005260:Female; D006333:Heart Failure; D006801:Humans; D008297:Male; D018487:Ventricular Dysfunction, Left
keywords: defibrillator; generator replacement; recovered EF; sudden cardiac death