Outdoor air pollution and emergency department visits for asthma among children and adults: A case-crossover study in northern Alberta, Canada
<p>Abstract</p> <p>Background</p> <p>Recent studies have observed positive associations between outdoor air pollution and emergency department (ED) visits for asthma. However, few have examined the possible confounding influence of aeroallergens, or reported findings am...
| Main Authors: | , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
BMC
2007-12-01
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| Series: | Environmental Health |
| Online Access: | http://www.ehjournal.net/content/6/1/40 |