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. 2025 Mar 5;153:e47. doi: 10.1017/S0950268825000251

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© The Author(s) 2025

This is an Open Access article, distributed under the terms of the Creative Commons Attribution licence (http://creativecommons.org/licenses/by/4.0), which permits unrestricted re-use, distribution and reproduction, provided the original article is properly cited.

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Figure 3. — Epidemic dynamics of H3N2 CIV in the USA. (a) Proportion of daily cases attributed to three major outbreaks in Los Angeles, California (CA), Dallas/Fort Worth, Texas (TX), and Nevada (NV). The areas under the red (CA), blue (TX), and yellow (NV) curves represent the proportion of total cases associated with each state on a given day. (b) Daily number of new cases over time. (c) Effective reproductive number (R) estimates for each outbreak during the periods indicated by horizontal bars. Solid lines represent mean estimates, while dashed lines show the 95% credible interval of the posterior distribution.