He, Shan
Ma, Xiaolin
Yang, Jinghui
Li, Li
Funding for this research was provided by:
National Natural Science Foundation of China (81860281, 81860281, 81860281, 81860281)
Article History
Received: 23 April 2021
Accepted: 26 May 2022
First Online: 28 May 2022
Declarations
:
: This study was approved by the research ethics committee of The First People’s Hospital of Yunnan Province. (Approval number: 2013LW001). All legal guardians of patients had been informed and signed the informed consent form. We obey the principles of the 2004 Declaration of Helsinki. In other words, all methods adopted in this paper obey these principles.
: Not applicable.
: The authors declare no conflict of interest.