title: Bioprosthetic leaflet perforation due to repetitive trauma by overknotted sutures.
authors.affiliation: Department of Cardiovascular Surgery, Hospital Clínic, University of Barcelona, C/ Villarroel, 170, 08036 Barcelona, Spain.
authors.forename: Antonio
authors.initials: A
authors.lastname: García-Valentín
authors.forename: Manuel
authors.initials: M
authors.lastname: Castellá
authors.forename: Miguel
authors.initials: M
authors.lastname: Josa
authors.forename: Jaume
authors.initials: J
authors.lastname: Mulet
mesh_terms: D000368:Aged; D001022:Aortic Valve Insufficiency / Q000209:etiology* / Q000601:surgery; D001705:Bioprosthesis; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D011475:Prosthesis Failure; D012086:Reoperation; D013537:Sutures / Q000009:adverse effects*