1 Department of Obstetrics and Gynecology, Fertility Center of CHA Gangnam Medical Center, CHA University, Republic of Korea.
2 Department of Urology, Fertility Center of CHA Gangnam Medical Center, CHA University, Republic of Korea.
3 Genetics Laboratory, Fertility Center of CHA Gangnam Medical Center, CHA University, Republic of Korea.
4 Genetics Laboratory, Fertility Center of CHA Gangnam Medical Center, CHA University, Seoul, 06135, Republic of Korea; Department of Biomedical Science, College of Life Science, CHA University, Seongnam, 13488, Republic of Korea. Electronic address: shshim@cha.ac.kr.