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Are Treatments More Effective than Placebos? A Systematic Review and Meta-Analysis
BACKGROUND: Placebos are widely used in clinical practice in spite of ethical restrictions. Whether such use is justified depends in part on the relative benefit of placebos compared to ‘active’ treatments. A direct test for differences between placebo and ‘active’ treatment effects has not been con...
| Autores principales: | , , , , , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Public Library of Science
2013
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3655171/ https://www.ncbi.nlm.nih.gov/pubmed/23690944 http://dx.doi.org/10.1371/journal.pone.0062599 |