[1] Key Laboratory of Health Ministry for Congenital Malformation,Department of Ultrasound
[2] Shengjing Hospital,Department of gynaecology and obstetrics
[3] China Medical University,Department of gynaecology and obstetrics
[4] Shengjing Hospital,Department of genetics
[5] China Medical University,Department of Urologic Surgery
[6] Shengjing Hospital,Department of Laboratory Medicine
[7] China Medical University,Department of Obstetrics and Gynecology
[8] Shenyang women’s and children’s Hospital,undefined
[9] Shenyang Women and Children Health Care Centre,undefined
[10] Shengjing Hospital,undefined
[11] China Medical University,undefined
[12] Shengjing Hospital,undefined
[13] China Medical University,undefined
[14] Eastern Virginia Medical School,undefined