title: The usefulness of the preoperative electrocardiogram.
authors: Department of Anesthesia and Critical Care, University of Chicago, IL 60637.
authors: M F
authors: MF
authors: Roizen
mesh_terms: D000328:Adult; D004562:Electrocardiography / Q000379:methods; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011300:Preoperative Care; D012307:Risk Factors