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Authors
Guo, Yanli
Sun, Pingping
Guo, Wei
Dong, Zhiming
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Funding
Funding for this research was provided by:
the Natural Science Foundation of Hebei Province of China (H2019206664)
The focal point Project of Hebei medical research (20170698)
Talent Engineering Training Project of Hebei Province (201901035)
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Article History
Received: 23 April 2020
Accepted: 21 October 2020
First Online: 17 November 2020
Compliance with Ethical Standards
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: The study was approved by the ethics committee of Hebei Medical University Fourth Affiliated Hospital, and the informed consent was obtained from all of the patients.
: All patients enrolled in this study have approved the publication of this study.
: The authors declare that they have no competing interests.
