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. 2015 Nov 13;10(11):e0142299. doi: 10.1371/journal.pone.0142299

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Fig 1 — (B) Nebraska state map showing 13 sites where field populations were collected. (C) Kansas state map showing five sites where field populations were collected. (Finney populations were collected in 2013 and 2014; Sherman and Saline populations were collected in 2014).