Li, Chengren
Liang, Xu
Liu, Yongguang
Article History
Received: 5 January 2022
Accepted: 15 February 2022
First Online: 8 March 2022
Declarations
:
: This study had been approved by the Ethics Committee of Weifang People’s Hospital. All patients have signed the informed consent.
: All patients have signed the informed consent.
: The authors declare no conflict of interest.