Statistics from Altmetric.com
Contributors QYW and RZ contributed equally in this study. QYW, RZ, YW and YW collected and analysed the data. QYW and RZ wrote the manuscript under the guidance of XTW. All the authors have read manuscript and XTW approved the final manuscript.
Funding This work was supported by Sichuan Province Science and Technology Support Project (2018SZ0189).
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.