title: Ventricular arrhythmias and serum potassium: is there a correlation in the arrhythmic patient?
mesh_terms: D001145:Arrhythmias, Cardiac / Q000097:blood / Q000209:etiology*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011188:Potassium / Q000097:blood*; D012189:Retrospective Studies; D013610:Tachycardia / Q000097:blood / Q000209:etiology
chemical_list: D011188:Potassium