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Systematic review with meta-analysis of the epidemiological evidence relating smoking to COPD, chronic bronchitis and emphysema
BACKGROUND: Smoking is a known cause of the outcomes COPD, chronic bronchitis (CB) and emphysema, but no previous systematic review exists. We summarize evidence for various smoking indices. METHODS: Based on MEDLINE searches and other sources we obtained papers published to 2006 describing epidemio...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2011
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3128042/ https://www.ncbi.nlm.nih.gov/pubmed/21672193 http://dx.doi.org/10.1186/1471-2466-11-36 |