Funding for this research was provided by:
National Natural Science Foundation of China (71734003)
Article History
Received: 11 May 2020
Accepted: 29 July 2020
First Online: 10 August 2020
Ethics approval and consent to participate
: The study was approved by the ethics committee of Tongji Medical College, Huazhong University of Science and Technology (No: IORG0003571). Informed consent was obtained from the medical staff enrolled in the survey.
: Not applicable.
: The authors declare that they have no competing interests.