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Authors
He, Wei
Wang, Li-Ying
Yu, Wen-Jie
Zhang, Guang-Jia
Zhong, Bo
Liao, Sha
Wang, Qi
Li, Rui-Rui
Yang, Liu
Yao, Ren-Xin
Liu, Yang
Danba, Zeli
Qin, Sheng-Chao
Wang, Shi-An
Wang, Yan-Xia
Huang, Yan
Wang, Qian https://orcid.org/0000-0001-8639-5768
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Funding
Funding for this research was provided by:
Sichuan Science and Technology Plan Project (2018SZ0116)
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Article History
Received: 29 January 2021
Accepted: 19 May 2021
First Online: 5 June 2021
Declarations
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: This survey was approved by the Ethics Committee of Sichuan CDC. All authors consent to participate under the ‘Ethics, consent and permissions’ heading. All participants,and signed their own names on the informed consent form before the examination.
: Not applicable.
: All of the authors declared that they had no competing interests.
