Akihisa Takasaki , Hiroshi Tamura , Ken Taniguchi , Hiromi Asada , Toshiaki Taketani , Aki Matsuoka , Yoshiaki Yamagata , Katsunori Shimamura , Hitoshi Morioka and Norihiro Sugino
Journal of Ovarian Research 2009, 2:1doi:10.1186/1757-2215-2-1