title: [Problems and results of heart valve replacement surgery].
authors.affiliation: Herzchirurgische Abteilung, Robert-Bosch-Krankenhaus, Stuttgart.
authors.forename: K
authors.initials: K
authors.lastname: Hellberg
mesh_terms: D001705:Bioprosthesis; D006350:Heart Valve Prosthesis / Q000009:adverse effects; D006801:Humans; D011379:Prognosis
vernacular_title: Probleme und Ergebnisse nach Herzklappenersatzoperationen.