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Observational studies of treatment effectiveness: worthwhile or worthless?
Observational studies which evaluate effectiveness are often viewed with skepticism owing to the fact that patients are not randomized to treatment, meaning that results are more prone to bias. Therefore, randomized controlled trials remain the gold standard for evaluating treatment effectiveness. H...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Dove Medical Press
2018
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6302806/ https://www.ncbi.nlm.nih.gov/pubmed/30588122 http://dx.doi.org/10.2147/CLEP.S178723 |