implantable cardioverter-defibrillator right ventricular pacing threshold elevated due to electrolyte abnormality
implantable cardioverter-defibrillator right ventricular pacing threshold elevated due to electrolyte abnormality
implantable cardioverter-defibrillator right ventricular pacing threshold elevated due to electrolyte abnormality (procedure)
implantable cardioverter-defibrillator right ventricular pacing threshold elevated due to electrolyte abnormality (procedure)