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The Paired Availability Design for Historical Controls
BACKGROUND: Although a randomized trial represents the most rigorous method of evaluating a medical intervention, some interventions would be extremely difficult to evaluate using this study design. One alternative, an observational cohort study, can give biased results if it is not possible to adju...
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| Main Authors: | , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BioMed Central
2001
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| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC57808/ https://ncbi.nlm.nih.gov/pubmed/11602018 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1471-2288-1-9 |
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