Bernstein, V Permanent pacemakers: 8-year follow-up study. Incidence and management of congestive cardiac failure and perforations. [electronic resource] - Annals of internal medicine Mar 1971 - 361-9 p. digital Publication Type: Journal Article ISSN: 0003-4819 Standard No.: 10.7326/0003-4819-74-3-361 doi Subjects--Topical Terms: AgedArrhythmias, Cardiac--mortalityCardiac CatheterizationChronic DiseaseElectrocardiographyElectrodesFemaleFollow-Up StudiesHeart Failure--mortalityHeart Injuries--etiologyHumansMaleMiddle AgedPacemaker, Artificial--adverse effectsPostoperative Complications