Okubo Kenichi, Isobe Jun, Kitamura Jiro, Ueno Yoichiro
General Thoracic Surgery and Cardiac Surgery, National Hospital Organization, Nagara Medical Center, Gifu, Japan.
J Thorac Cardiovasc Surg. 2005 Sep;130(3):918-9. doi: 10.1016/j.jtcvs.2005.05.005.