Respiratory symptoms questionnaire for asthma epidemiology: validity and reproducibility.
BACKGROUND: There is a need for a new respiratory symptoms questionnaire for use in epidemiological research in asthma. METHOD: A questionnaire was designed following a pilot study in 78 subjects. It contains nine questions on symptoms such as wheeze and difficulty with breathing in defined circumst...
Wedi'i Gadw mewn:
| Cyhoeddwyd yn: | Thorax |
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| Prif Awduron: | , , , , |
| Fformat: | Artigo |
| Iaith: | Inglês |
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BMJ Publishing Group
1993
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| Pynciau: | |
| Mynediad Ar-lein: | https://ncbi.nlm.nih.govhttps://pmc.ncbi.nlm.nih.gov/articles/PMC464356/ https://ncbi.nlm.nih.govhttps://pubmed.ncbi.nlm.nih.gov/8497818/ https://ncbi.nlm.nih.govhttps://doi.org/10.1136/thx.48.3.214 |
| Tagiau: |
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