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To explore the duration of the predictive power of major coronary risk factors measured on a single occasion in middle aged men for the occurrence of coronary heart disease (CHD) incidence and mortality during 50years of follow-up.In the Italian Rural Areas of the Seven Countries Study 1677 CHD-free men aged 40–59 were enrolled in 1960 and age, cigarette smoking, systolic blood pressure and serum...
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