A randomized study of screening for ovarian cancer: a multicenter study in Japan
H. Kobayashi, Y. Yamada, T. Sado, M. Sakata, S. Yoshida, R. Kawaguchi, S. Kanayama, H. Shigetomi, S. Haruta, Y. Tsuji, S. Ueda, T. Kitanaka
International Journal of Gynecologic Cancer May 2008, 18 (3) 414-420; DOI: 10.1111/j.1525-1438.2007.01035.x