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Authors
Li, Xuening https://orcid.org/0000-0001-7513-5637
Li, Xiugui
Sun, Yanhua
Han, Jie
Ma, Huagang
Sun, Yanli https://orcid.org/0000-0002-8883-5226
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Funding
Funding for this research was provided by:
Shandong Province Medical and Health Science and Technology Program of China (2018WS077)
National Key R&D Program of China (2018YFC1004300)
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Article History
Received: 5 July 2020
Accepted: 3 November 2020
First Online: 6 January 2021
Compliance with Ethical Standards
:
: The authors declare that they have no competing interests.
: Review Manager 5.3 or STATA 14.0.
