Guo, Cheng-Xian
He, Li
Yin, Ji-Ye
Meng, Xiang-Guang
Tan, Wei
Yang, Guo-Ping
Bo, Tao
Liu, Jun-Ping
Lin, Xin-Jian
Chen, Xiang
Funding for this research was provided by:
National Natural Science Foundation of China (81974511)
Article History
Received: 25 March 2020
Accepted: 24 July 2020
First Online: 6 August 2020
Ethics approval and consent to participate
: The study protocol was approved by the Institutional Review Board of the Third Xiangya Hospital of Central South University and registered with the Chinese Clinical Trial Registry (, registration number: ChiCTR2000030464). Due to the nature of this retrospective study that used anonymized data, the requirement of obtaining informed consents from the patients was waived by the Institutional Review Board.
: Not applicable.
: The authors declare that they have no conflicts of interest.