1. Center for Uterine Cancer, Research Institute and Hospital, National Cancer Center, Goyang, Korea.
2. Department of Obstetrics and Gynecology, Seoul National University College of Medicine, Seoul, Korea.
3. Department of Pathology, Research Institute and Hospital, National Cancer Center, Goyang, Korea.
4. Department of Radiology, Research Institute and Hospital, National Cancer Center, Goyang, Korea.