1 Henan Provincial Maternal and Children's Hospital Affiliated to Zhengzhou University, Zhengzhou, Henan, China; Network of Translational Medicine for Maternal and Children's Health, China.
2 Liangyungan Maternal and Children's Hospital, Liangyungan, Jiangsu, China; Network of Translational Medicine for Maternal and Children's Health, China.
3 Shanghai Municipal Children's Hospital Affiliated to Shanghai Jiaotong University, Shanghai, China; Peking University Center of Medical Genetics, Beijing, China; Network of Translational Medicine for Maternal and Children's Health, China; Global Network of Maternal and Infant Health, March of Dimes Foundation, White Plain, NY, USA; *New York State Institute for Basic Research in Developmental Disabilities, Staten Island, NY 10314, USA. Electronic address: nanbert.zhong@opwdd.ny.gov.