title: [Comments on the article by Girardi et al: costs in cardiac surgery].
authors.forename: Paulo R
authors.initials: PR
authors.lastname: Benchimol-Barbosa
mesh_terms: D001938:Brazil; D003695:Delivery of Health Care / Q000592:standards; D006801:Humans; D009204:Myocardial Revascularization / Q000191:economics*