title: Diagnosis and management of variant angina.
mesh_terms: D000328:Adult; D000788:Angina Pectoris, Variant / Q000175:diagnosis* / Q000188:drug therapy; D006328:Cardiac Catheterization; D004562:Electrocardiography; D004874:Ergonovine / Q000031:analogs & derivatives; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009543:Nifedipine / Q000627:therapeutic use*
chemical_list: D009543:Nifedipine; D004874:Ergonovine