Llwytho...
Association between gas cooking and respiratory disease in children.
A four-year longitudinal study of the prevalence of respiratory symptoms and disease in schoolchildren and related environmental and socio-economic factors is in progress. We report results for the first year of this study (1973). A total of 5758 children aged 6 to 11 years from 28 randomly selected...
Wedi'i Gadw mewn:
| Prif Awduron: | , , , |
|---|---|
| Fformat: | Artigo |
| Iaith: | Inglês |
| Cyhoeddwyd: |
1977
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| Pynciau: | |
| Mynediad Ar-lein: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1631031/ https://ncbi.nlm.nih.gov/pubmed/871821 |
| Tagiau: |
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