Zhang, Rui
Chen, Ling
Cao, Lei
Li, Kang-jie
Huang, Yao
Luan, Xiao-qian
Article History
Received: 19 August 2018
Accepted: 30 November 2018
First Online: 14 December 2018
Ethics approval and consent to participate
: The study’s protocol and data collection procedure were approved by Chongqing Medical University (Reference Number 2018021).
: Not applicable.
: The authors declare that they have no competing interests.
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