Affiliation: | (1) Fertility Center of CHA Gangnam Medical Center, Department of Obstetrics and Gynecology, 606-13 Yeoksam-dong, Gangnam-gu, Seoul, 135-081, South Korea;(2) Genetic Laboratory, Fertility Center of CHA Gangnam Medical Center, Department of Biomedical Science, CHA University, 606-13 Yeoksam-dong, Gangnam-gu, Seoul, 135-081, South Korea; |