title: [Studies on negative U waves in patients with aortic regurgitation].
authors: N
authors: N
authors: Kanemoto
authors: C
authors: C
authors: Imaoka
authors: H
authors: H
authors: Fukushi
authors: Y
authors: Y
authors: Goto
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D001022:Aortic Valve Insufficiency / Q000503:physiopathology*; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013318:Stroke Volume