[1] Ajou Univ, Sch Med, Dept Obstet & Gynecol, Div Gynecol Oncol, 164 Worldcup Ro, Suwon 16499, South Korea
[2] Imperial Coll London NHS Trust, Hammersmith Hosp, Dept Gynaecol Oncol, London, England
[3] Univ Calif Irvine, Sch Med, Dept Obstet & Gynecol, Div Gynecol Oncol, Orange, CA 92668 USA
[4] Weill Cornell Med Coll, Mem Sloan Kettering Canc Ctr, Gynecol Serv, Dept Surg, New York, NY USA
[5] Mayo Clin, Div Gynecol Surg, Rochester, MN USA