[Editorial: "Variant" angina pectoris].
D000787:Angina Pectoris / Q000145:classification* / Q000175:diagnosis / Q000503:physiopathology; D001794:Blood Pressure; D003326:Coronary Circulation; D004562:Electrocardiography; D004644:Emotions; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D006973:Hypertension / Q000150:complications; D010507:Periodicity; D005082:Physical Exertion; D012894:Sleep Stages; D013035:Spasm; D009626:Terminology as Topic; D014666:Vasomotor System / Q000503:physiopathology