title: Echocardiographic contribution to clinical diagnosis of variant angina: a case report.
authors.forename: N H
authors.initials: NH
authors.lastname: Hayat
authors.forename: J
authors.initials: J
authors.lastname: Charvat
mesh_terms: D000328:Adult; D000788:Angina Pectoris, Variant / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004452:Echocardiography; D004562:Electrocardiography; D006801:Humans; D008297:Male; D009200:Myocardial Contraction; D009203:Myocardial Infarction / Q000175:diagnosis* / Q000503:physiopathology