1. Indications for and results of implanting cardiac pacemakers;Burchell;Am. J. Med.,1964
2. An unusual hazard of fixed rate cardiac pacemakers;Aldridge;Canad. M. A. J.,1965
3. Artificial electrical pacing for heart block: A review based on 24 cases treated with implanted pacemakers;Cole;New Zealand M. J.,1964
4. Long term treatment of heart block;Chardack;Progr. Cardiovas. Dis.,1966