Xu, Haifeng
Pang, Jianfei
Yang, Xi
Yu, Jinghui
Li, Xuemeng
Zhao, Dongsheng
Article History
Accepted: 11 November 2020
First Online: 15 December 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of General Hospital of Xinjiang Military Region. Because this research was a secondary analysis of EMR data and the risk of privacy leakage was low, the informed consent of individual participants was not required.
: Not applicable.
: The authors declare that they have no competing interests.