Yoshihara Kousuke, Kurabayashi Takumi, Tsuchiya Miwa, Terabayashi Kyouko, Serikawa Takehiro, Takakuwa Koichi, Sato Seiichi, Tanaka Kenichi
Department of Obstetrics and Gynecology, Niigata University Medical-Dental General Hospital, Niigata-shi, Japan.
Acta Obstet Gynecol Scand. 2006;85(6):755-7. doi: 10.1080/00016340600613758.