He, Xin
Ding, Dan-Ni
Article History
Received: 26 August 2021
Accepted: 18 February 2022
First Online: 7 March 2022
Declarations
:
: The study was approved by the Academic Ethics Committee of Hunan Provincial People’s Hospital (The first-affiliated hospital of Hunan normal university) (Approval number: 2018–49), and all participants in this study were fully informed of the purpose of the study and had signed the informed consent before sampling. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.