1. Center for Gynecologic Cancer, National Cancer Center, Goyang, Korea.
2. Department of Nursing, Pukyong National University, Busan, Korea.
3. Department of Obstetrics and Gynecology, Seoul National University College of Medicine, Seoul, Korea.
4. Biostatistics Collaboration Team, Research Core Center, National Cancer Center, Goyang, Korea.
5. Rare & Pediatric Cancer Branch and Immuno-oncology Branch, Division of Rare and Refractory Cancer, Research Institute, National Cancer Center, Goyang, Korea.
6. Center for Clinical Trial, Hospital, National Cancer Center, Goyang, Korea.