title: Quinidine syncope and the delayed repolarization syndromes.
mesh_terms: D000328:Adult; D000818:Animals; D001145:Arrhythmias, Cardiac / Q000139:chemically induced* / Q000517:prevention & control; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D011802:Quinidine / Q000009:adverse effects* / Q000627:therapeutic use; D013575:Syncope / Q000139:chemically induced*; D013577:Syndrome
chemical_list: D011802:Quinidine