Second Hand Smoke Information
- http://publichealthlawcenter.org/topics/tobacco-control/smoke-free-tobacco-free-places/outdoors
- http://publichealthlawcenter.org/sites/default/files/tclc-guide-tobacco-use-outdoors-2014.pdf
- http://ehp.niehs.nih.gov/1205806/
- http://www.cdc.gov/tobacco/data_statistics/fact_sheets/secondhand_smoke/health_effects/
- http://www.cdc.gov/nccdphp/dnpao/hwi/toolkits/tobacco/
- https://www.cdc.gov/tobacco/basic_information/secondhand_smoke/
- http://www.lung.org/stop-smoking/about-smoking/health-effects/secondhand-smoke.html
- http://www.heart.org/HEARTORG/GettingHealthy/QuitSmoking/QuittingSmoking/Smoking-Do-you-really-know-the-risks_UCM_322718_Article.jsp
