Cheng, Xi
He, Fuming
Sun, Ping
Chen, Qianming
Article History
Received: 29 December 2020
Accepted: 23 February 2021
First Online: 6 March 2021
Declarations
:
: The Ethics Committee of the People’s Hospital of Leshan approved the design, agreements, and informed consent of our study (Leshan City, Sichuan Province, China). Ethics number: 20180112009.
: The authors have no conflict of interest to declare.