School variation in asthma: compositional or contextual?
<h4>Background</h4>Childhood asthma prevalence and morbidity have been shown to vary by neighborhood. Less is known about between-school variation in asthma prevalence and whether it exists beyond what one might expect due to students at higher risk of asthma clustering within different...
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| Auteurs principaux: | , |
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| Format: | article |
| Langue: | EN |
| Publié: |
Public Library of Science (PLoS)
2009
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| Accès en ligne: | https://doaj.org/article/3f40e65173014970b165effc7f87e02c |
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