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. 2019 Aug 1;24(31):1800461. doi: 10.2807/1560-7917.ES.2019.24.31.1800461

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This article is copyright of the authors or their affiliated institutions, 2019.

This is an open-access article distributed under the terms of the Creative Commons Attribution (CC BY 4.0) Licence. You may share and adapt the material, but must give appropriate credit to the source, provide a link to the licence, and indicate if changes were made.

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Admissions with laboratory-confirmed influenza in patients ≥ 60 years old, with influenza positivity percentages shown by epidemiological week, Valencia Hospital Network for the Study of Influenza (VAHNSI), Spain, 2017/18 influenza season (n = 483 patients)