Shinsuke Sato, Takeo Maekawa, Koichi Sato, Hiroshi Maekawa, Kazutomo Ouchi, Mutsumi Sakurada, Tomoyuki Kushida, Motomi Nasu, Akira Tsukada and Yuji Sugiyama
Surgery Journal 2 ( 2 ): 14 - 18 , 2007