Liu, Yong-Sheng
Wei, Mei
Wang, Le
Liu, Gang
Ma, Guo-Ping
Ono, Katsushige
Cao, Ze-Long
Yang, Man
Zheng, Ming-Qi
Article History
Received: 23 June 2020
Accepted: 18 February 2021
First Online: 5 March 2021
Ethics approval and consent to participate
: The study was approved by the ethics committee of The First Hospital of Hebei Medical University. All patients provided written informed consent. Reference number: 20190438.
: Written informed consent for publication was obtained from all participants.
: The authors declare that they have no competing interests.