Nalaganje...
Trends in prevalence and severity of childhood asthma.
OBJECTIVE--To test the null hypothesis that there has been no change in the prevalence or severity of childhood asthma over recent years. DESIGN--Repeated population prevalence survey with questionnaires completed by parents followed by home interviews with parents. SETTING--London borough of Croydo...
Shranjeno v:
| Main Authors: | , , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
BMJ Group
1994
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| Teme: | |
| Online dostop: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2540454/ https://ncbi.nlm.nih.gov/pubmed/8025426 |
| Oznake: |
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