[Fang, Yiwei; Peng, Meilin; Zhao, Kai; Liu, Chunyan] Huazhong Univ Sci & Technol, Inst Reprod Hlth, Tongji Med Coll, Wuhan 430030, Peoples R China.
[Zhang, Zheng; Yi, Guilin] Wuhan Prevent & Treatment Ctr Occupat Dis, Wuhan 430015, Peoples R China.
[Zhang, Zheng] Cent China Normal Univ, Coll Life Sci, Wuhan 430079, Peoples R China.
[Zhao, Yun; Sun, Guoqiang; Yang, Hui] Huazhong Univ Sci & Technol, Maternal & Child Hlth Hosp Hubei Prov, Tongji Med Coll, Dept Obstet, Wuhan 430070, Peoples R China.
[Zhao, Kai] Henan Inst Reprod Hlth Sci & Technol, NHC Key Lab Birth Defects Prevent, Zhengzhou 450000, Peoples R China.