[Influences of daily physical labor on left ventricular dimensions in normotensive subjects].
D000328:Adult; D000367:Age Factors; D004452:Echocardiography; D006321:Heart / Q000033:anatomy & histology*; D006801:Humans; D006973:Hypertension / Q000209:etiology / Q000235:genetics; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion