Jiang, Guo
Li, Jiang
Long, He
Qiulin, Chen
Jin, Ren
Yaodong, Yang
Xingyou, Dong
Jiang, Zhao
Zhenyang, Zhang
Article History
Received: 7 January 2020
Accepted: 24 September 2020
First Online: 9 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study was approved by Chongqing Hechuan Hongren hospital.
: All the patients and their families in the study signed the relevant informed consent.