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Observational studies - should we simply ignore them in assessing transfusion outcomes?
BACKGROUND: As defined by evidence-based medicine randomized controlled trials rank higher than observational studies in the hierarchy of clinical research. Accordingly, when assessing the effects of treatments on patient outcomes, there is a tendency to focus on the study method rather than also ap...
| Autores principales: | , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2016
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5064888/ https://www.ncbi.nlm.nih.gov/pubmed/27741940 http://dx.doi.org/10.1186/s12871-016-0264-4 |