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. 2014 Dec 23;10:79. doi: 10.1186/1746-4269-10-79

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© Pérez-Negrón et al.; licensee BioMed Central. 2014

This article is published under license to BioMed Central Ltd. 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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Size structures observed (black bars) and expected according to the stable structures predicted by demographic models (white bars) for a) Escontria chiotilla in jiotillal forest, and b) for Neobuxbaumia tetetzo in tetechera forest.