REFERENCES
- Fox TT, Klements J, Mandel EE: Electrocardiographic changes in old age. Ann Intern Med 17: 236–246, 1942
- Fox TT: On significance of normal electrocardiogram in old age. Ann Intern Med 31:120–124, 1949
- Eliaser M, Kondo BO: The electrocardiogram in later life. Arch Intern Med 67:637–646, 1941
- Levitt G: The electrocardiogram in the aged. Am Heart J 18:692–696, 1939
- Willius FA, Smith HL: Further observations on the heart in old age. A postmortem study of 381 patients aged seventy years or more. Am Heart J 8:170–181, 1932
- Gould SE, Cawley LP: Unsuspected healed myocardial infarction in patients dying in a general hospital. Arch Intern Med 101:524–527, 1958
- Biorck G, Sievers J, Blomqvist G: Studies on myocardial infarction in Malmo, 1935–1954. Acta Med Scand 162:81–97, 1958
- Snyder JW, Basta LL, Woolson RF: The relative risk of spontaneous complete atrioventricular block in elderly patients with impaired intra-ventricular conduction. J Electrocardiol 8:95–102, 1975
- Denes P, Dhingra RC, Wu D, et al: H-V interval in patients with bifascicular block (right bundle branch block and left anterior hemiblock). Am J Cardiol 35:23–29, 1975
- Caird FI: Heart disease in old age. Postgrad Med J 39:408–420, Jul 1963
- Burch GE, DePasquale NP: Geriatric cardiology. Am Heart J 78:700–708, 1969