Diez-Roux A. 2002. A glossary for multilevel analysis. J Epidemiol Commun Health 56(8):588–594. Finkelstein MM, Jerrett M. 2007. A study of the relationships between Parkinson’s disease and markers of traffic- derived and environmental manganese air pollution in two Canadian cities. Environ Res 104(3):420–432. Finkelstein MM, Jerrett M, Sears MR. 2004. Traffic air pollution and mortality rate advancement periods. Am J Epidemiol 160(2):173–177. Frumkin H, Frank L, Jackson R. 2004. Urban Sprawl and Public Health: Designing, Planning, and Building for Healthy Communities. Washington, DC:Island Press. Gilliland F, Avol E, Kinney P, Jerrett M, Dvonch T, Lurmann F, et al. 2005. Air pollution exposure assessment for epidemi- ologic studies of pregnant women and children: Lessons learned from the Centers for Children’s Environmental Health and Disease Prevention Research. Environ Health Perspect 113:1447–1454. Hochadel M, Heinrich J, Gehring U, Morgenstern V, Kuhlbusch T, Link E, et al. 2006. Predicting long-term average concentra- tions of traffic-related air pollutants using GIS-based infor- mation. Atmos Environ 40(3):542–553. Hoek G, Brunekreef B, Goldbohm S, Fischer P, van den Brandt PA. 2002. Association between mortality and indicators of traf- fic-related air pollution in the Netherlands: a cohort study. Lancet 360(9341):1203–1209. Hoffmann B, Moebus S, Mohlenkamp S, Stang A, Lehmann N, Dragano N, et al. 2007. Residential exposure to traffic is associated with coronary atherosclerosis. Circulation 5(116):489–496. ICD9-CM. 2007. International Classification of Diseases, 9th Revision, Clinical Modification. Vol 1. Diagnosis Codes. Available: http://www.icd9data.com/2007/Volume1/default. htm [accessed 24 October 2007]. Jerrett M, Arain MA, Kanaroglou P, Beckerman B, Crouse D, Gilbert NL, et al. 2007. Modeling the intraurban variability of ambient traffic pollution in Toronto, Canada. J Toxicol Environ Health A 70(3–4):200–212. Jerrett M, Burnett RT, Ma R, Pope CA III, Krewski D, Newbold KB, et al. 2005. Spatial analysis of air pollution and mortality in Los Angeles. Epidemiology 16(6):727–736. Kanaroglou PS, Jerrett M, Morrison J, Beckerman B, Arain MA, Gilbert NL, et al. 2005. Establishing an air pollution monitoring network for intra-urban population exposure assessment: a location-allocation approach. Atmos Environ 39(13):2399–2409. Künzli N, Jerrett M, Mack WJ, Beckerman B, LaBree L, Gilliland F, et al. 2005. Ambient air pollution and atheroscle- rosis in Los Angeles. Environ Health Perspect 113:201–206. Lebret E, Briggs D, van Reeuwijk H, Fischer P, Smallbone K, Harssema H, et al. 2000. Small area variations in ambi- ent NO2 concentrations in four European areas. Atmos Environ 34(2):177–185. Marshall JD, McKone TE, Deakin E, Nazaroff WW. 2005. Inhalation of motor vehicle emissions: effects of urban population and land area. Atmos Environ 39(2):283–295. Molina MJ, Molina LT. 2004. Megacities and atmospheric pol- lution. J Air Waste Manage 54(6):644–680. Molitor J, Jerrett M, Chang CC, Molitor NT, Gauderman J, Berhane K, et al. 2007. Assessing uncertainty in spatial exposure models for air pollution health effects assess- ment. Environ Health Perspect 115:1147–1153. Moore DK, Jerrett M, Mack WJ, Künzli N. 2007. A land use regression model for predicting ambient fine par- ticulate matter across Los Angeles, CA. J Environ Monit 9(3):246–252. Nafstad P, Haheim LL, Wisloff T, Gram F, Oftedal B, Holme I, et al. 2004. Urban air pollution and mortality in a cohort of Norwegian men. Environ Health Perspect 112:610–615. Nel A. 2005. Atmosphere. Air pollution-related illness: effects of particles. Science 308(5723):804–806. Pampalon R, Raymond G. 2000. A deprivation index for Traffic pollution and mortality health and welfare planning in Quebec. Chronic Dis Can 21(3):104–113. Pope CA III, Burnett RT, Thun MJ, Calle EE, Krewski D, Ito K, et al. 2002. Lung cancer, cardiopulmonary mortality, and long-term exposure to fine particulate air pollution. JAMA 287(9):1132–1141. Pope CA III, Burnett RT, Thurston GD, Thun MJ, Calle EE, Krewski D, et al. 2004. Cardiovascular mortality and long-term expo- sure to particulate air pollution: epidemiological evidence of general pathophysiological pathways of disease. Circulation 109(1):71–77. Reponen T, Grinshpun SA, Trakumas S, Martuzevicius D, Wang ZM, LeMasters G, et al. 2003. Concentration gradi- ent patterns of aerosol particles near interstate high- ways in the Greater Cincinnati airshed. J Environ Monit 5(4):557–562. Sahsuvaroglu T, Arain A, Kanaroglou P, Finkelstein N, Newbold B, Jerrett M, et al. 2006. A land use regression model for predicting ambient concentrations of nitrogen dioxide in Hamilton, Ontario, Canada. J Air Waste Manag Assoc 56(8):1059–1069. Schikowski T, Sugiri D, Ranft U, Gehring U, Heinrich J, Wichmann HE, et al. 2005. Long-term air pollution expo- sure and living close to busy roads are associated with COPD in women. Respir Res 6:152; doi: 10.1186/1465-9921- 6-152 [Online 22 December 2005]. Schlesinger RB, Künzli N, Hidy GM, Gotschi T, Jerrett M. 2006. The health relevance of ambient particulate matter charac- teristics: coherence of toxicological and epidemiological inferences. Inhal Toxicol 18(2):95–125. Statistics Canada. 2001. 2001 Census of Canada. Available: http://www12.statcan.ca/english/census01/release/index. cfm [accessed 26 October 2007]. Zhu Y, Hinds WC, Kim S, Sioutas C. 2002. Concentration and size distribution of ultrafine particles near a major high- way. J Air Waste Manag Assoc 52(9):1032–1042. Environmental Health Perspectives • volume 117 | number 5 | May 2009 777