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A protocol for a systematic review on the impact of unpublished studies and studies published in the gray literature in meta-analyses
BACKGROUND: Meta-analyses are particularly vulnerable to the effects of publication bias. Despite methodologists’ best efforts to locate all evidence for a given topic the most comprehensive searches are likely to miss unpublished studies and studies that are published in the gray literature only. I...
Autores principales: | , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3682918/ https://www.ncbi.nlm.nih.gov/pubmed/23634657 http://dx.doi.org/10.1186/2046-4053-2-24 |