Conflict of interest statement
The authors declare that they have no competing interests.
Ethics approval and consent to participate
Ethical approval for this study was obtained from the Ethics Review Committee of the Chinese Center for Disease Control and Prevention (CDC) (ICDC-LPJ-202408). All experiments were performed in accordance with relevant guidelines and regulations.
Consent for publication
Written informed consent was obtained from the patient for publication of this report.
Data availability
The datasets used and/or analyzed during the current study are available from the corresponding author on reasonable request.
Funding
This work was supported by the Capital’s Funds for Health Improvement and Research (2024-1G-4362) and the National Key Program for Infectious Disease of China (2018ZX10714002-003-002).
Authors’ contributions
Z.L. and B.L.: Conceptualization, funding, writing manuscript.; F.Q. and X.Z.: Investigation, data curation & analysis; All authors approved the final manuscript.
Publisher’s note
The Publisher of the Journal remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.
Edited by Pan Y, Lei Y, Zhang Q
Acknowledgments
We are grateful to the staff from the Xicheng District Center for Disease Control and Prevention for conducting an epidemiological investigation. We also thank the staff from the Beijing Center for Disease Prevention and Control for their laboratory testing support.
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