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. 2014 Sep 2;11:37. doi: 10.1186/s12989-014-0037-5

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Copyright © 2014 Madden et al.; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), 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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Individual changes (n = 15) in FEV1 immediately after Day 2 O₃exposure for individuals exposed to either air or DE on day 1. *p < 0.05 vs air exposure using Mixed Effects Model testing.