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Authors
Deng, Xiaowei
Liu, Jiangmei
Wang, Minghan
Chen, Nana
Hao, Feiran
Yang, Juan
Zhou, Maigeng
Yu, Hongjie https://orcid.org/0000-0002-6335-5648
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Funding
Funding for this research was provided by:
Science and Technology Commission of Shanghai Municipality (ZD2021CY001)
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Article History
Received: 27 October 2024
Accepted: 29 May 2025
First Online: 20 June 2025
Declarations
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: The influenza data from NIC weekly reports and mortality data from DSP surveillance are national surveillance, which already passed ethical investigation or proved to be of exemption. This study only involved identified aggregated data, hence further ethical approval was not required.
: All authors acknowledge the submission and approve the manuscript for publication.
: HY received research funding from Sanofi Pasteur to support this study. The author also received funding from GlaxoSmithKline, Yichang HEC Changjiang Pharmaceutical Company, Shanghai Roche Pharmaceutical Company, and SINOVAC Biotech Ltd, which were not related to this study. Hongjie Yu is an editorial board member of the journal Infectious Diseases of Poverty. He was not involved in the peer-review or handling of the manuscript. All the other authors declare that they have no competing interests.
