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Authors
Zhang, Qingxi
Liu, Qiang
Lin, Chutong
Baima, Yangjin
Li, Hu
Gong, Hongqiang
Lin, Jianhao https://orcid.org/0000-0003-1830-9244
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (81672183, 81501919)
Peking University People’s Research Development Funds (2127000091)
Technology Science and Technology Major Projects of Beijing Municipal Science and Technology Commission of China (Z181100001818008, D171100003217002, Z171100002717094)
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Article History
Received: 16 June 2020
Accepted: 12 August 2020
First Online: 18 August 2020
Ethics approval
: The survey was approved by the Pecking University Health Science Center Ethics Committees.
: All authors approved the final version to be submitted.
: The authors declare that they have no conflict of interest.
