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Worldwide trends in the prevalence of asthma symptoms: phase III of the International Study of Asthma and Allergies in Childhood (ISAAC)
BACKGROUND: Phase I of the International Study of Asthma and Allergies in Childhood (ISAAC) was designed to allow worldwide comparisons of the prevalence of asthma symptoms. In phase III the phase I survey was repeated in order to assess changes over time. METHODS: The phase I survey was repeated af...
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| Main Authors: | , , , , , , |
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| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
BMJ Group
2007
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| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2117323/ https://ncbi.nlm.nih.gov/pubmed/17504817 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/thx.2006.070169 |
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