Funding for this research was provided by:
National Natural Science Foundation of China (81901932)
Received: 3 December 2020
Accepted: 26 January 2021
First Online: 10 February 2021
Ethics approval and consent to participate
: This article is approved by the Ethics Committee of the General Hospital of central theater command of PLA (2020-008-1).
: Not applicable. The manuscript does not contain any personal data in any form (including personal details, pictures, or videos).
: The datasets used or analysed during the current study are available from the corresponding author on reasonable request.
: The authors declare that they have no competing interests.