Xing, Bo
Hu, Linjie
Hu, Xiaosong
Sun, Yuxiang
Liang, Zhenzhen
Fu, Jian
Liang, Yuxia
Chen, Yijuan
Li, You
Chen, Lingxia
Wang, Lijun
Wang, Weiting
Lu, Yihan
Wang, Shenyu
Funding for this research was provided by:
Zhejiang Provincial Disease Prevention and Control Science and Technology Program (2025JK174)
Zhejiang Provincial Archives Science and Technology Program (2024-45)
Article History
Received: 8 August 2025
Accepted: 5 October 2025
First Online: 4 November 2025
Declarations
:
: The study was approved by the Institutional Review Board of Zhejiang Provincial Centre for Disease Control and Prevention (number: 2024-014-01). Written informed consent was obtained from legal guardians of child HA cases. The study complied with the Declaration of Helsinki and applicable national ethical regulations.
: Not applicable.
: The authors declare no competing interests.