1. Department of Biomedical Science, College of Life Science, CHA University, Seongnam, South Korea
2. Institute for Clinical Research, CHA Bundang Medical Center, CHA University, Seongnam, South Korea
3. Fertility Center of CHA Gangnam Medical Center, CHA University, Seoul, South Korea
4. Department of Obstetrics and Gynecology, CHA Bundang Medical Center, CHA University, Seongnam, South Korea