Watanabe Atsushi, Watanabe Toshiaki, Obama Takuro, Ohsawa Hisayoshi, Mawatari Tooru, Ichimiya Yasunori, Takahashi Noriyuki, Abe Tomio
Department of Thoracic and Cardiovascular Surgery, Sapporo Medical University School of Medicine, Sapporo, Japan.
J Thorac Cardiovasc Surg. 2003 Oct;126(4):1212-4. doi: 10.1016/s0022-5223(03)00933-4.