title: Is onsite surgery backup necessary for percutaneous coronary interventions?
authors.forename: W Douglas
authors.initials: WD
authors.lastname: Weaver
mesh_terms: D015906:Angioplasty, Balloon, Coronary; D001026:Coronary Artery Bypass; D006761:Hospitals / Q000706:statistics & numerical data*; D006801:Humans; D009203:Myocardial Infarction / Q000628:therapy*; D010043:Outcome and Process Assessment, Health Care; D014481:United States