Zhou, Wei http://orcid.org/0000-0002-6040-4862
Zheng, Juan http://orcid.org/0000-0001-8240-0638
Yuan, Min http://orcid.org/0000-0003-3734-5996
Yuan, Lindong http://orcid.org/0000-0002-1162-9934
Jia, Xiaodong http://orcid.org/0000-0002-1901-1442
Liu, Huaxiang http://orcid.org/0000-0001-6989-1428
Funding for this research was provided by:
National Natural Science Foundation of China (81371929)
Article History
Received: 9 September 2019
Revised: 6 January 2020
Accepted: 7 February 2020
First Online: 11 December 2020
Compliance with ethical standards
: Ethical approval for this study was provided by the Research Ethics Committee of the Liaocheng People’s Hospital (registration number 2016083). All participants provided a statement of consent.
: None.