Statistics from Altmetric.com
Contributors YW, HL and RS discussed and conceived the letter. HL and YW drafted the manuscript. RS provided a figure.
Funding This work was supported by the Beijing Hospitals Authority Clinical Medicine Development of Special Funding Support (XMLX202106).
Competing interests None declared.
Patient consent for publication Not required.
Provenance and peer review Not commissioned; internally peer reviewed.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.