1 Department of Prenatal Diagnosis, Obstetrics and Gynecology Hospital Affiliated to Nanjing Medical University, Nanjing Maternity and Child Health Care Hospital, Nanjing, 210004, China.
2 Nanjing Jiangbei New Aera Biopharmaceutical Public Service, Platform No.3-1 Xinjinhu Road, Zhongdan Life Science and Ecology Industrial Park, Nanjing, 210000, China.
3 Department of Prenatal Diagnosis, Obstetrics and Gynecology Hospital Affiliated to Nanjing Medical University, Nanjing Maternity and Child Health Care Hospital, Nanjing, 210004, China. njfybjyhuping@163.com.
4 Department of Prenatal Diagnosis, Obstetrics and Gynecology Hospital Affiliated to Nanjing Medical University, Nanjing Maternity and Child Health Care Hospital, Nanjing, 210004, China. zhengfeng_xu_nj@163.com.