Murashita Toshifumi, Sugiki Takashi, Tachibana Tsuyoshi, Kunihara Takashi, Sugiki Hiroshi
Department of Cardiovascular Surgery, Hokkaido University Hospital, Sapporo, Japan.
J Thorac Cardiovasc Surg. 2006 Aug;132(2):432-3. doi: 10.1016/j.jtcvs.2006.04.022.