1. U.S. Department of Health and Human Services. The health consequences of involuntary exposure to tobacco smoke: a report of the surgeon general. Rockville, MD: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health; 2006.
2. World Health Organization. Tobacco Free Initiative (TFI), Frequently asked questions about second hand smoke. http://www.who.int/tobacco/research/secondhand_smoke/faq/en/index.html . Accessed 18 June 2011.
3. Wang L, Pinkerton KE. Detrimental effects of tobacco smoke exposure during development on postnatal lung function and asthma. Birth Defects Res C Embryo Today. 2008;84(1):54–60.
4. U.S. Environmental Protection Agency, Office of Health and Environmental Assessment. Respiratory health effects of passive smoking: Lung cancer and other disorders. Washington, DC: U.S. Environmental Protection Agency; 1992.
5. Arnson Y, Shoenfeld Y, Amital H. Effects of tobacco smoke on immunity, inflammation and autoimmunity. J Autoimmun. 2010;34(3):J258–65.