Cheng, Jiang
Duan, Yangyang
Zhang, Fengting
Shi, Jin
Li, Hui
Wang, Feng
Li, Haining http://orcid.org/0000-0003-0047-3409
Funding for this research was provided by:
Grant from the Key Research and Development Program of Ningxia (2019BEB04008; 2018BFG02007)
the National Science Foundation of China (81460179)
Article History
Received: 8 September 2020
Accepted: 12 October 2020
First Online: 21 October 2020
Compliance with Ethical Standards
:
: The authors have declared no conflict of interest.
: This study was approved by the Research Ethics Committee of General Hospital of Ningxia Medical University. The method meets the criteria set out in the Declaration of Helsinki.
: Subjects were informed of the purpose and procedure of the study before participating in the study and signed a consent form approved by the Ethics committee. All participants in the study signed consent form for publication.