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Authors
Zhen, Xuemei
Lundborg, Cecilia Stålsby
Sun, Xueshan
Hu, Xiaoqian
Dong, Hengjin http://orcid.org/0000-0002-5064-7297
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Funding
Funding for this research was provided by:
China Scholarship Council (201806320172)
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Article History
Received: 23 March 2019
Accepted: 31 July 2019
First Online: 13 August 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.
