Kang, Honggang
Ma, Dan
Zhang, Jing
Zhao, Jun
Yang, Mengxiang
Article History
Received: 17 February 2021
Accepted: 29 April 2021
First Online: 15 May 2021
Declarations
:
: Written informed consents were signed by all the patients and the study was approved by the Ethics Committee of Liaocheng People’s Hospital. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.