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Authors
Wang, Ying
Hu, Zhigang
Ma, Weiyuan
Niu, Yong
Su, Jingwei
Zhang, Lingxiang
Zhao, Pengxin
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Article History
Received: 10 September 2020
Accepted: 20 October 2020
First Online: 27 November 2020
Compliance with ethical standards
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: Ying Wang, Zhigang Hu, Weiyuan Ma, Yong Niu, Jingwei Su, Lingxiang Zhang and Pengxin Zhao declared that they had no conflict of interests.
: The study was approved by the ethics commitment of the Second Hospital of Hebei Medical University.
: Not applicable.
