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Release bias in accessing medical records in clinical trials: a STAR*D report
Clinical trials often require subjects to sign medical record releases to allow investigators to measure treatment fidelity, off‐protocol care use, and care costs. Little is known, however, if limiting samples to those willing to sign releases impacts external validity. Data came from outpatients wi...
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| Publicado en: | Int J Methods Psychiatr Res |
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| Main Authors: | , , , , , , |
| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado: |
John Wiley & Sons, Ltd.
2009
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| Assuntos: | |
| Acceso en liña: | https://ncbi.nlm.nih.gov/pmc/articles/PMC6878547/ https://ncbi.nlm.nih.gov/pubmed/19701922 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1002/mpr.286 |
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