1Division of Gynecologic Oncology, Department of Obstetrics and Gynecology, Ajou University School of Medicine, Suwon, Korea.
2Department of Obstetrics and Gynecology, CHA Gangnam Medical Center, CHA University School of Medicine, Seoul, Korea.
3Department of Obstetrics and Gynecology, Institute of Women's Life Medical Science, Yonsei University College of Medicine, Seoul, Korea.
4Department of Obstetrics and Gynecology, Seoul National University Bundang Hospital, Seongnam, Korea.
5Department of Obstetrics and Gynecology, CHA Seoul Fertility Center, CHA University School of Medicine, Seoul, Korea.
6Department of Obstetrics and Gynecology, Seoul National University College of Medicine, Seoul, Korea.
7Department of Obstetrics and Gynecology, College of Medicine, Ewha Womans University, Seoul, Korea.
8Department of Obstetrics and Gynecology, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
9Department of Obstetrics and Gynecology, Keimyung University School of Medicine, Daegu, Korea.
10Department of Obstetrics and Gynecology, Cancer Healthcare Research Branch and Center for Uterine Cancer, Research Institute and Hospital, National Cancer Center, Goyang, Korea.