title: Invited commentary.
authors.affiliation: Department of Thoracic and Cardiovascular Surgery, Seoul National University Hospital, 101 Daehak-ro, Jongno-gu, Seoul 110-744, Korea. Electronic address: kimkb@snu.ac.kr.
authors.forename: Ki-Bong
authors.initials: KB
authors.lastname: Kim
mesh_terms: D001026:Coronary Artery Bypass; D003324:Coronary Artery Disease / Q000601:surgery*; D006801:Humans