Okamoto Yuki, Matsumoto Masahiko, Inoue Hidenori
Second Department of Surgery, Faculty of Medicine, University of Yamanashi, 1110 Shimokato, Chuo city, Yamanashi, 409-3898, Japan.
Eur J Cardiothorac Surg. 2009 Feb;35(2):364. doi: 10.1016/j.ejcts.2008.11.019. Epub 2008 Dec 16.