Feng, Fan
Zhu, Xiaolan
Wang, Chunyan
Chen, Liang
Cao, Weiping
Liu, Yueqin
Chen, Qi
Xu, Wenlin
Funding for this research was provided by:
the National Natural Science Foundation of China (81672913)
the Maternal and Child Health Research Project of Jiangsu Province (F201604)
Article History
Received: 13 March 2018
Accepted: 9 August 2018
First Online: 4 September 2018