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: | , |
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Formato: | article |
Lenguaje: | EN |
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Public Library of Science (PLoS)
2009
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Acceso en línea: | https://doaj.org/article/3f40e65173014970b165effc7f87e02c |
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