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BACKGROUND Plasma concentration of B-type natriuretic peptide (BNP) has been suggested as a powerful screening tool for left ventricular systolic dysfunction. However, there are reports indicating(More)
BACKGROUND Low heart rate recovery (HRR) at exercise test and the metabolic syndrome (MetS) are both predictors of cardiovascular morbidity and mortality. We studied in 75-year-old women and men,(More)
BACKGROUND Factor analysis reduces a set of directly measured variables into a smaller set of underlying factors representing unique statistically independent domains termed "factors." In middle-aged(More)