title: Chronic Ischemic Mitral Regurgitation: Randomized Trials or Observational Studies?
authors.affiliation: Department of Adult Cardiac Surgery, Prince Sultan Cardiac Center, Riyadh, Saudi Arabia.
authors.forename: Antonio M
authors.initials: AM
authors.lastname: Calafiore
authors.affiliation: Department of Adult Cardiac Surgery, Prince Sultan Cardiac Center, Riyadh, Saudi Arabia.
authors.forename: Angela L
authors.initials: AL
authors.lastname: Iaco'
authors.affiliation: Department of Cardiovascular Diseases, University of L'Aquila, L'Aquila, Italy.
authors.forename: Michele
authors.initials: M
authors.lastname: Di Mauro
mesh_terms: D002908:Chronic Disease; D019317:Evidence-Based Medicine; D019918:Heart Valve Prosthesis Implantation / Q000009:adverse effects / Q000295:instrumentation / Q000401:mortality; D006801:Humans; D008943:Mitral Valve / Q000503:physiopathology / Q000601:surgery*; D058386:Mitral Valve Annuloplasty / Q000009:adverse effects / Q000401:mortality; D008944:Mitral Valve Insufficiency / Q000209:etiology / Q000401:mortality / Q000503:physiopathology / Q000601:surgery*; D017202:Myocardial Ischemia / Q000150:complications*; D064887:Observational Studies as Topic; D011183:Postoperative Complications / Q000209:etiology; D016032:Randomized Controlled Trials as Topic; D020127:Recovery of Function; D012008:Recurrence; D012307:Risk Factors; D013997:Time Factors; D016896:Treatment Outcome