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Prevalence and etiological profile of chronic obstructive pulmonary disease in nonsmokers
BACKGROUND: Tobacco smoking has been recognized as the most important risk factor for chronic obstructive pulmonary disease (COPD) for a long time, but recent studies have shown that nonsmokers also contribute to a significant proportion of COPD. This study was performed to find out the proportion o...
Autores principales: | , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Medknow Publications & Media Pvt Ltd
2017
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5351352/ https://www.ncbi.nlm.nih.gov/pubmed/28360458 http://dx.doi.org/10.4103/0970-2113.201298 |