Bian, FuCheng http://orcid.org/0000-0003-4277-3039
Bian, GuangYu
Zhao, Li
Huang, Shuo
Fang, JinHui
An, YongSheng
Article History
Received: 14 October 2021
Accepted: 3 May 2022
First Online: 14 May 2022
Declarations
:
: This research was approved by the ethics committee of Chengde Medical University Affiliated Hospital and Daqing oilfield General Hospital. Informed consent to participate was obtained from all individual participants included in the study prior to initiating data collection. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interest.