Changing Volumes, Risk Profiles, and Outcomes of Coronary Artery Bypass Grafting and Percutaneous Coronary Interventions

G. S Aldea, N. A Mokadam, R Melford, D Stewart, C Maynard, M Reisman and R. Goss

The Annals of Thoracic Surgery 87 ( 6 ): 1828 - 1838 , 2009