Zuo, Jinzeng
Hu, Yongcheng
Article History
Received: 16 September 2020
Accepted: 11 November 2020
First Online: 19 November 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of the 2nd hospital of Tangshan City.
: Written informed consent was obtained from each patient to authorize the publication of their data.
: Both of the authors of this manuscript declare they have no competing interests.