Studies in a hypertensive population.
D000328:Adult; D000368:Aged; D001794:Blood Pressure; D004562:Electrocardiography; D005260:Female; D006339:Heart Rate; D006801:Humans; D006973:Hypertension / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D008991:Monitoring, Physiologic