Author contributions
G Guo and X Xue conceived the manuscript. K Pan and G Guo drafted the manuscript. G Guo, K Pan and X Xue participated in the literature search, discussions and manuscript revisions. All authors read and approved the final manuscript for publication.
Financial & competing interests disclosure
The authors are supported by the Key R & D Program of Zhejiang Province (grant no. 2020C03029) and Zhejiang Province Science and Technology Plan Research and Xinmiao Talent Program (grant no. 2019R413001). The authors have no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or any financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.
No writing assistance was utilized in the production of this manuscript.