title: The paradox of the surgically implanted transcatheter valve.
authors.affiliation: Division of Cardiovascular-Thoracic Surgery, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Ill; Department of Surgery, Northwestern University Feinberg School of Medicine, Chicago, Ill. Electronic address: cbacker@luriechildrens.org.
authors.forename: Carl L
authors.initials: CL
authors.lastname: Backer
mesh_terms: D001705:Bioprosthesis; D006328:Cardiac Catheterization; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation