title: Foreword.
authors: Shahbudin H
authors: SH
authors: Rahimtoola
mesh_terms: D001705:Bioprosthesis; D006328:Cardiac Catheterization / Q000379:methods*; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000295:instrumentation / Q000379:methods*; D006801:Humans; D011475:Prosthesis Failure