Yang, Zhen
Chen, Fengmin
Lu, Yingying
Zhang, Huijun
Article History
Received: 19 May 2021
Accepted: 23 August 2021
First Online: 9 September 2021
Declarations
:
: Prior to the investigation, participants were informed of the purpose and significance of this study and signed informed consent. All data were protected throughout the study. All procedures were performed with the 1964 Helsinki declaration, and the study protocol was approved by the Ethics Committee of the Jinzhou Medical University (LLSC2021213).
: Not applicable.
: The authors declare that they have no competing interests.