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. 2016 Apr 2;213(Suppl 3):S116–S123. doi: 10.1093/infdis/jiv494

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© 2016 World Health Organization; licensee Oxford Journals.

This is an open access article distributed under the terms of the Creative Commons Attribution IGO License (http://creativecommons.org/licenses/by/3.0/igo/legalcode), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. In any reproduction of this article there should not be any suggestion that WHO or this article endorse any specific organisation or products. The use of the WHO logo is not permitted. This notice should be preserved along with the article's original URL.

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Figure 5. — Comparison of fixed and outreach sessions conducted among the total number planned in 11 Nigerian states at high risk for polio transmission , 2010–2015. Data for 2015 were collected up to August. Source: World Health Organization, Nigeria Country Office, Abuja.