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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Autores principales: Tracy K Richmond, S V Subramanian
Formato: article
Lenguaje:EN
Publicado: Public Library of Science (PLoS) 2009
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Acceso en línea:https://doaj.org/article/3f40e65173014970b165effc7f87e02c
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