title: Reply to the editor.
authors.affiliation: Department of Cardiovascular Surgery, Teikyo University Hospital, Tokyo, Japan.
authors.forename: Susumu
authors.initials: S
authors.lastname: Manabe
mesh_terms: D005260:Female; D019918:Heart Valve Prosthesis Implantation / Q000009:adverse effects*; D006801:Humans; D008297:Male; D008943:Mitral Valve / Q000601:surgery*; D058386:Mitral Valve Annuloplasty / Q000009:adverse effects*; D008944:Mitral Valve Insufficiency / Q000601:surgery*; D011183:Postoperative Complications / Q000209:etiology*; D016277:Ventricular Function, Left