title: Can a meta-analysis that mixes apples with oranges be used to demonstrate that levosimendan reduces mortality after coronary revascularization?
authors.forename: Massimo
authors.initials: M
authors.lastname: Meco
authors.forename: Silvia
authors.initials: S
authors.lastname: Cirri
mesh_terms: D002318:Cardiovascular Diseases / Q000188:drug therapy* / Q000401:mortality*; D006801:Humans; D006835:Hydrazones / Q000627:therapeutic use*; D009204:Myocardial Revascularization / Q000401:mortality*; D011724:Pyridazines / Q000627:therapeutic use*
chemical_list: D006835:Hydrazones; D011724:Pyridazines