title: Pushing the limits or the new normal? Transcatheter aortic valve replacement in nonagenarians.
authors.affiliation: Heart Valve Center, Columbia University Medical Center, New York, NY.
authors.forename: Torsten P
authors.initials: TP
authors.lastname: Vahl
authors.affiliation: Division of Cardiac, Thoracic, and Vascular Surgery, Columbia University Medical Center, New York, NY. Electronic address: mb3851@cumc.columbia.edu.
authors.forename: Michael A
authors.initials: MA
authors.lastname: Borger
mesh_terms: D001021:Aortic Valve; D006328:Cardiac Catheterization; D005260:Female; D006349:Heart Valve Diseases / Q000628:therapy*; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D006801:Humans; D008297:Male