title: Complex issues.
authors.forename: E W
authors.initials: EW
authors.lastname: Martz
mesh_terms: D001930:Brain Injuries / Q000209:etiology / Q000401:mortality; D006348:Cardiac Surgical Procedures / Q000009:adverse effects / Q000401:mortality*; D006801:Humans; D009203:Myocardial Infarction / Q000401:mortality*; D011787:Quality of Health Care