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Article History

Received: 7 February 2022

Accepted: 23 June 2022

First Online: 9 August 2022

Declarations

:

: No funding or sponsorship was received for this study or publication of this letter.

: All named authors meet the International Committee of Medical Journal Editors (ICMJE) criteria for authorship for this article, take responsibility for the integrity of the work as a whole, and have given their approval for this version to be published.

: All authors carefully read the manuscript by Liu et al., and reviewed their methods and data. Hong Tan suggested comment points and drafted the manuscript. Fu-Shan Xue and Cheng-Wen Li revised the comment points and manuscript. All authors have read and approved the final manuscript.

: Hong Tan, Fu-Shan Xue, and Cheng-Wen Li have nothing to disclose.

: This article is based on a previously conducted study and does not contain any study with human participants or animals performed by any of the authors.

: Data sharing is not applicable to this article as no datasets were generated or analyzed during the current study.