title: [Changes in QRS amplitudes and QRS loops of vectorcardiogram during coronary artery spasm provoked by ergonovine maleate].
authors: T
authors: T
authors: Maeda
authors: Y
authors: Y
authors: Hiasa
authors: M
authors: M
authors: Harada
authors: M
authors: M
authors: Shinji
authors: T
authors: T
authors: Wada
authors: H
authors: H
authors: Yano
authors: T
authors: T
authors: Aihara
authors: Y
authors: Y
authors: Kataoka
authors: H
authors: H
authors: Mori
mesh_terms: D000328:Adult; D000368:Aged; D003329:Coronary Vasospasm / Q000175:diagnosis*; D004874:Ergonovine / Q000031:analogs & derivatives*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014672:Vectorcardiography
chemical_list: D004874:Ergonovine