title: Imaging in electrical cardiac devices.
authors.forename: James T
authors.initials: JT
authors.lastname: Willerson
mesh_terms: D058409:Cardiac Resynchronization Therapy Devices; D017147:Defibrillators, Implantable; D004452:Echocardiography; D005260:Female; D006333:Heart Failure / Q000628:therapy*; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D012737:Sex Factors