title: Evidence of abnormal vasodilator reserve in coronary spasm.
mesh_terms: D017023:Coronary Angiography; D003326:Coronary Circulation; D003329:Coronary Vasospasm / Q000000981:diagnostic imaging / Q000503:physiopathology*; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged