1. Department of Obstetrics and Gynecology, Seoul National University College of Medicine, Seoul, Korea.
2. Center for Uterine Cancer, Research Institute and Hospital, National Cancer Center, Goyang, Korea.
3. Gynecologic Cancer Branch, Research Institute and Hospital, National Cancer Center, Goyang, Korea.
4. Biometric Research Branch, Research Institute and Hospital, National Cancer Center, Goyang, Korea.
5. Jaseng Medical Foundation, Jaseng Hospital of Korean Medicine, Seoul, Korea.