1. Bahadori, T . Issues in particulate matter exposure assessment: relationship between outdoor, indoor, and personal measurements. Harvard School of Public Health, Boston, MA 1998
2. Cakmak, S, Burnett, RT, Krewski, D . Methods for detecting and estimating population threshold concentrations for air pollution-related mortality with exposure measurement error, Risk Anal (1999) 19 (3) 487–496
3. California Air Resources Board 1999 Available at http://arbis.arb.ca.gov/homepage.htm
4. Carrothers, TJ, Evans, JS . Assessing the impact of differential measurement error on estimates of fine particle mortality, J Air Waste Manage Assoc (2000) 50 (1) 65–74
5. Center for Disease Control. Cigarette Smoking Among Adults — United States, 1988. US Government Printing Office (GPO), Washington, DC 1991