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Prevalence of asthma in Melbourne schoolchildren: changes over 26 years.
OBJECTIVES--To determine the prevalence of asthma in the past 12 months in Melbourne schoolchildren aged 7, 12, and 15 years and to compare the prevalence of a history of asthma with that of 26 years ago. DESIGN--A questionnaire on respiratory symptoms was distributed to children for completion by p...
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| Main Authors: | , , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
1991
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1669840/ https://ncbi.nlm.nih.gov/pubmed/2043782 |
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