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Authors
Hou, Jing
Ying, Ruiyao
Hou, Bo
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Funding
Funding for this research was provided by:
National Social Sciences Foundation of China (17CGL044)
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Article History
Received: 29 November 2017
Accepted: 30 August 2018
First Online: 11 September 2018
Compliance with Ethical Standards
:
: All authors declare that they have no conflict of interest.
