Retraction Retraction dated 2021-01-12
Click to view Retraction: https://doi.org/10.1186/s13638-020-01858-3
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Authors
Zhang, Xiangfeng
Wang, Yanmei
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Funding
Funding for this research was provided by:
Yellow River Conservancy Technical Institute innovation fund (KJ18027)
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Article History
Received: 17 July 2020
Accepted: 6 November 2020
First Online: 12 January 2021
Competing interests
: The authors declare that they have no competing interests.
