title: Clinical problems in cardiopulmonary disease. Prinzmetal's variant angina.
mesh_terms: D000787:Angina Pectoris / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000601:surgery; D000790:Angiocardiography; D006328:Cardiac Catheterization; D001026:Coronary Artery Bypass; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000175:diagnosis / Q000000981:diagnostic imaging; D013577:Syndrome; D013896:Thoracic Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging