| Authors: |
Du X; National Center for Healthcare Quality Management in Obstetrics, Beijing, China.; National Clinical Research Center for Obstetrics and Gynecology, (Peking University Third Hospital), Beijing, China.; State Key Laboratory of Female Fertility Promotion, Department of Obstetrics and Gynecology (Peking University Third Hospital), Beijing, China.; Key Laboratory of Assisted Reproduction (Peking University), Ministry of Education, Beijing, China.; Beijing Key Laboratory of Reproductive Endocrinology and Assisted Reproductive Technology, Beijing, China.; Department of Obstetrics and Gynecology, Peking University Third Hospital, Beijing, China., Zhu R; Department of Obstetrics and Gynecology, Peking University First Hospital, Beijing, China., Li H; Department of Ultrasonography, Sichuan Jinxin Xinan Women & Children Hospital, Sichuan, China., Zhao Y; Department of Ultrasonography, Changzhi Maternal & Child Health Care Hospital, Changzhi, China., Wu L; Department of Ultrasound, Hefei Women and Children's Healthcare Hospital, Hefei, China., Pan H; Department of Central Laboratory, Peking University First Hospital, Beijing, China., Ma Y; Department of Central Laboratory, Peking University First Hospital, Beijing, China., Hou X; Department of Pediatrics, Peking University First Hospital, Beijing, China., Chen J; National Center for Healthcare Quality Management in Obstetrics, Beijing, China.; National Clinical Research Center for Obstetrics and Gynecology, (Peking University Third Hospital), Beijing, China.; State Key Laboratory of Female Fertility Promotion, Department of Obstetrics and Gynecology (Peking University Third Hospital), Beijing, China.; Key Laboratory of Assisted Reproduction (Peking University), Ministry of Education, Beijing, China.; Beijing Key Laboratory of Reproductive Endocrinology and Assisted Reproductive Technology, Beijing, China.; Department of Obstetrics and Gynecology, Peking University Third Hospital, Beijing, China. |
