title: Invited commentary.
authors.affiliation: Division of Cardiothoracic Surgery, Nippon Medical School, 1-1-5 Sendagi, Bunkyo-ku, Tokyo, Japan. nitta@nms.ac.jp
authors.forename: Takashi
authors.initials: T
authors.lastname: Nitta
mesh_terms: D001281:Atrial Fibrillation / Q000175:diagnosis / Q000601:surgery; D017115:Catheter Ablation / Q000379:methods*; D004562:Electrocardiography / Q000379:methods*; D006801:Humans; D011667:Pulmonary Veins / Q000601:surgery*; D016896:Treatment Outcome