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. 2023 Oct 10;21(10):e08271. doi: 10.2903/j.efsa.2023.8271

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© 2023 European Food Safety Authority. EFSA Journal published by Wiley‐VCH GmbH on behalf of European Food Safety Authority.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited and no modifications or adaptations are made.

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Between‐farm transmission risk map for HPAIV in Italy

R_h are the between‐farm reproduction numbers quantified using the kernel. Areas where R_h > 0.8 (farm density > 0.52 farm/km²) are considered high‐risk areas for transmission.