[Electrocardiographic research on left ventricular hypertrophy in compensated cardiac patients with essential hypertension--comparison between the Fisher's discriminative analysis and echocardiography].
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D000368:Aged; D006332:Cardiomegaly / Q000175:diagnosis* / Q000209:etiology; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000503:physiopathology*; D006801:Humans; D006973:Hypertension / Q000150:complications*; D008297:Male; D008875:Middle Aged