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. 2017 Apr 4;6:66. doi: 10.1186/s40249-017-0281-7

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© The Author(s). 2017

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. 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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Fig. 3 — Raw-fish-sharing networks of villages 3 and 4. The graphs illustrate the patterns of raw fish sharing among households in village 3 (a) and 4 (b). Red nodes denote O. viverrini-infected households, green nodes denote households with members who tested negative for O. viverrini infection, and white nodes represent missing values. The size of the node reflects the number of raw fish dishes consumed in the household; bigger nodes represent higher raw fish dishes richness