In this study, we examine the effects of chronic exposure to air pollution on asthma exacerbation through a cross-sectional analysis of asthma prescriptions for quick-relief medications at the 5 digit zip code level in California. Using information on the use of maintenance therapies by each...

Although studies suggest that air pollution is linked to perinatal outcomes, the geographic characterization of exposure to pollution differs between the studies. Thus, we compared neighborhood and county-level measures of air pollution exposure, while examining the association between...