title: Coronary spasm: an underview.
mesh_terms: D000787:Angina Pectoris / Q000175:diagnosis; D003327:Coronary Disease / Q000175:diagnosis; D003329:Coronary Vasospasm / Q000175:diagnosis*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged