title: Angina pectoris and normal coronary angiography.
mesh_terms: D000328:Adult; D000787:Angina Pectoris / Q000000981:diagnostic imaging* / Q000209:etiology / Q000503:physiopathology; D017023:Coronary Angiography; D003331:Coronary Vessels / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged