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. 2015 Mar 3;8:139. doi: 10.1186/s13071-015-0760-2

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© Costa Ferreira et al.; licensee BioMed Central. 2015

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Mosquito average density in the three sampled districts of mainland Portugal, over 2011–2013. A- CDC trap collections; B- Indoor resting (IR) collections; SD - standard deviation. Arrows point to detection of infected mosquitoes.