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Chronic obstructive pulmonary disease in two cities of contrasting air quality.
Spirometric tests of 3280 Ottawa residents in 1969-71 and 2208 Sudbury residents in 1972-73 showed that the mean ratio of forced vital capacity to forced expiratory volume in 1 second was lower in Sudbury, where sulfur dioxide concentrations in the air tend to be appreciably higher than in Ottawa. T...
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| Main Authors: | , , , |
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| Formato: | Artigo |
| Idioma: | English |
| Publicado em: |
1975
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1956768/ https://ncbi.nlm.nih.gov/pubmed/1201540 |
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