title: [Diagnostic significance of R and S wave amplitudes on the body surface in aortic valve insufficiency].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001022:Aortic Valve Insufficiency / Q000175:diagnosis* / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged