No abstract available
MeSH terms
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Adult
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Aged
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Coronary Disease / epidemiology*
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Coronary Disease / etiology
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Coronary Disease / physiopathology
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Electrocardiography
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Energy Metabolism
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Epidemiologic Methods
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Heart / physiology
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Humans
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Leisure Activities
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Male
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Middle Aged
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Occupational Diseases / etiology
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Occupations
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Physical Exertion*
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Stress, Physiological / complications