Childhood Exposure to Ambient Air Pollutants and the Onset of Asthma: An Administrative Cohort Study in Québec.
Tétreault LF, Doucet M, Gamache P, Fournier M, Brand A, Kosatsky T, Smargiassi A.
Tétreault LF, et al. Among authors: smargiassi a.
Environ Health Perspect. 2016 Aug;124(8):1276-82. doi: 10.1289/ehp.1509838. Epub 2016 Jan 5.
Environ Health Perspect. 2016.
PMID: 26731790
Free PMC article.
New cases of asthma were defined as one hospital discharge with a diagnosis of asthma or two physician claims for asthma within a 2 year period. Annual ozone (O3) levels were estimated at the child's residence for all births 1999-2010, and nitrogen dioxide (NO2) lev …
New cases of asthma were defined as one hospital discharge with a diagnosis of asthma or two physician claims for asthma within a …