Li, Yizhong
Yan, Lisheng
Cai, Siqing
Wang, Peiwen
Zhuang, Huafeng
Yu, Haiming
Funding for this research was provided by:
Fujian health and family planning commission (2015 CXB 18)
Quanzhou technology bureau (2014Z44)
Article History
Received: 30 January 2018
Accepted: 5 July 2018
First Online: 18 July 2018
Ethics approval and consent to participate
: All participants were informed at the time of admission to hospital that their data would be included in a research study, and provided written consent. Approval for this research was given by the ethics committee of the Second Affiliated Hospital of Fujian Medical University(2017_110).
: Not applicable.
: The authors declare that they have no competing interests.
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