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Authors
Sha, Yanhua https://orcid.org/0000-0002-9997-2306
Huang, Xianzhang
Ke, Peifeng
Wang, Bailin
Yuan, Hui
Yuan, Wei
Wang, Yongliang
Zhu, Xuanjin
Yan, Yong
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Funding
Funding for this research was provided by:
the Science and Technology Project of Guangzhou Health and Family Planning Commission (20181A011027)
Guangdong Medical Science and Technology Research Fund Project (201711221446275)
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Article History
First Online: 7 January 2020
Compliance with Ethical Standards
:
: All authors declare that they have no conflict of interest.
: Ethical approval does not apply.
: Informed consent does not apply to this study.
