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Registration of published randomized trials: a systematic review and meta-analysis
BACKGROUND: Prospective trial registration is a powerful tool to prevent reporting bias. We aimed to determine the extent to which published randomized controlled trials (RCTs) were registered and registered prospectively. METHODS: We searched MEDLINE and EMBASE from January 2005 to October 2017; we...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6190546/ https://www.ncbi.nlm.nih.gov/pubmed/30322399 http://dx.doi.org/10.1186/s12916-018-1168-6 |