Accepted for Publication: April 25, 2020.
Published: May 22, 2020. doi:10.1001/jamanetworkopen.2020.9759
Open Access: This is an open access article distributed under the terms of the CC-BY License. © 2020 Wu J et al. JAMA Network Open.
Corresponding Author: Pa Wu, PhD, College of Life Science, Hunan Normal University, No. 36, Lushan South Rd., Changsha 410081, China (wupa@hunnu.edu.cn).
Author Contributions: Mr J. Wu and Dr P. Wu had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis.
Concept and design: J. Wu, P. Wu.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: J. Wu, P. Wu.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: J. Wu, X. Liu, P. Wu.
Obtained funding: P. Wu.
Administrative, technical, or material support: Zhou.
Supervision: J. Wu, P. Wu.
Conflict of Interest Disclosures: None reported.
Funding/Support: This work was supported by grants No. 81902094 and 81600497 from the National Natural Science Foundation of China (Dr Zhou) and grant No. 2019RS1036 from the Science and Technology Plan Project of Hunan Province (Dr P. Wu).
Role of the Funder/Sponsor: The funders had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.