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Local road traffic activity and the prevalence, severity, and persistence of wheeze in school children: combined cross sectional and longitudinal study
OBJECTIVES—To investigate the relation between local road traffic activity and the occurrence, severity, and persistence of wheeze in children. METHODS—Data on wheeze and asthma were collected in a cross sectional questionnaire survey of 22 968 primary school children (age 4-11) and 27 826 secondary...
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| Main Authors: | , , , , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BMJ Group
2000
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1739915/ https://ncbi.nlm.nih.gov/pubmed/10810096 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/oem.57.3.152 |
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