title: The paravalvular regurgitation enigma.
authors.affiliation: Division of Cardiovascular Surgery, Mayo Clinic, Rochester, Minn. Electronic address: greason.kevin@mayo.edu.
authors.forename: Kevin L
authors.initials: KL
authors.lastname: Greason
mesh_terms: D001022:Aortic Valve Insufficiency; D006350:Heart Valve Prosthesis; D006801:Humans