title: Dynamic intercoronary collateral flow in a patient with variant angina and coronary artery spasm.
mesh_terms: D000328:Adult; D000788:Angina Pectoris, Variant / Q000503:physiopathology; D003097:Collateral Circulation; D003326:Coronary Circulation; D003329:Coronary Vasospasm / Q000503:physiopathology*; D006801:Humans; D008297:Male