<p><b>Copyright information:</b></p><p>Taken from "Seasonal Variations in Air Pollution Particle-Induced Inflammatory Mediator Release and Oxidative Stress"</p><p>Environmental Health Perspectives 2005;113(8):1032-1038.</p><p>Published online 28 Apr 2005</p><p>PMCID:PMC1280345.</p><p>This is an Open Access article: verbatim copying and redistribution of this article are permitted in all media for any purpose, provided this notice is preserved along with the article's original DOI.</p