title: Valvular heart surgery: evaluating the past to enlighten the future.
authors.affiliation: Department of Cardiac Surgery, Heart Center, University of Leipzig, Leipzig, Germany pirarm@hotmail.com.
authors.forename: Piroze M
authors.initials: PM
authors.lastname: Davierwala
mesh_terms: D005260:Female; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D006351:Heart Valves / Q000601:surgery*; D006801:Humans; D008297:Male
keywords: National registry; Trends; Valvular heart surgery