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Longterm follow-up in European respiratory health studies – patterns and implications
BACKGROUND: Selection bias is a systematic error in epidemiologic studies that may seriously distort true measures of associations between exposure and disease. Observational studies are highly susceptible to selection bias, and researchers should therefore always examine to what extent selection bi...
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| Главные авторы: | , , , , , , , , , , , , , , , , , , , , , |
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| Формат: | Artigo |
| Язык: | Inglês |
| Опубликовано: |
BioMed Central
2014
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| Предметы: | |
| Online-ссылка: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4021078/ https://ncbi.nlm.nih.gov/pubmed/24739530 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1471-2466-14-63 |
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