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Prevalences of symptoms of asthma and other allergic diseases in korean children: a nationwide questionnaire survey.
The purpose of this study was to estimate the national prevalence of childhood asthma and other allergic diseases in Korea, and to determine potential risk factors for the diseases. Stratified random samples of 42,886 were selected from 34 elementary (6-12 yr olds) and 34 middle schools (12-15 yr ol...
| Autores principales: | , , , , , , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Korean Academy of Medical Sciences
2001
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3054735/ https://www.ncbi.nlm.nih.gov/pubmed/11306740 |