Pan, Jielu
Xu, Yangxian
Song, Haiyan
Zhou, Xiqiu
Yao, Zemin
Ji, Guang http://orcid.org/0000-0003-0842-3676
Funding for this research was provided by:
National Natural Science Foundation of China (81503512)
3-year Action Plan of Shanghai Municipal Committee of Health and Family Planning (ZY3-CCCX-3-4001)