
Longitudinal Outcome of Isolated Mitral Repair in Older Patients: Results From 14,604 Procedures Performed From 1991 to 2007
Keywords: AF; atrial fibrillation; CHF; congestive heart failure; CMS; Centers for Medicare and Medicaid Services; EF; ejection fraction; ICD-9-CM; International Classification of Diseases, Ninth Revision, Clinical Modification; MedPAR; Medicare provider analysis a