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American Heart Journal|November 1, 1991
The signal-averaged electrocardiogram in predicting coronary artery diseaseA J Solomon, C M Tracy
American Heart Journal|November 1, 1991
Clinical effects of oral theophylline in sick sinus syndromeP Alboni, B Ratto, R Cappato, et al.
American Heart Journal|November 1, 1991
The prognostic value of exercise capacity: a review of the literatureC K Morris, K Ueshima, T Kawaguchi, et al.
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