Funding for this research was provided by:
Wannan Medical College Quality Project (2020jyxm18)
Anhui Province Quality Engineering (2020jyxm2086; 2015zjjh017)
Received: 29 June 2021
Accepted: 23 March 2022
First Online: 2 April 2022
: The study was approved by School of Public health of Wannan Medical College (LL-2020BHxm18, 2020–12-28).Written informed consent forms were obtained from the subjects that participated in this study. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.