title: Coronary angiographic findings associated with U-wave inversion during coronary artery spasm.
mesh_terms: D000328:Adult; D000788:Angina Pectoris, Variant / Q000503:physiopathology; D017023:Coronary Angiography; D003329:Coronary Vasospasm / Q000209:etiology / Q000503:physiopathology*; D004562:Electrocardiography; D004874:Ergonovine; D006801:Humans; D008875:Middle Aged
chemical_list: D004874:Ergonovine