Xu, Wei
Cheng, Weijing
Zhuang, Hua
Guo, Jian
Xu, Guoxing
Funding for this research was provided by:
Natural Science Foundation of Fujian Province (2017J05125)
Health and Family Planning Commission of Fujian Province (2017-ZQN-42)
Fujian Medical University (2016QH047)
Article History
Received: 5 January 2018
Accepted: 7 August 2018
First Online: 15 August 2018
Ethics approval and consent to participate
: This retrospective study was approved by the Ethic Board of the First Affiliated Hospital of Fujian Medical University and complied with the tenets of the Declaration of Helsinki. Written informed consent was obtained from all individuals.
: Not applicable.
: The authors declare that they have no competing interests.
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