[Relationship between electrical alternans of ST-T segment and ventricular arrhythmia during episodes of ST segment elevation in patients with variant angina].
D000328:Adult; D000368:Aged; D000788:Angina Pectoris, Variant / Q000503:physiopathology*; D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D017023:Coronary Angiography; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged