RT Journal Article SR Electronic A1 Rizzo, Toni T1 Low 2-Year All-Cause Mortality and Major Stroke Rates after CoreValve Implantation JF MD Conference Express YR 2014 FD SAGE Publications VO 14 IS 30 SP 13 OP 13 DO 10.1177/155989771430009 UL http://mdc.sagepub.com/content/14/30/13.abstract AB The Safety and Efficacy Study of the Medtronic CoreValve System in the Treatment of Symptomatic Severe Aortic Stenosis in High-Risk and Very High-Risk Subjects Who Need Aortic Valve Replacement [CoreValve; NCT01240902] evaluated transcatheter aortic valve replacement using a self-expanding bioprosthesis in patients with severe aortic stenosis at extreme risk for surgery.