Previously unidentified duplicate registrations of clinical trials: an exploratory analysis of registry data worldwide

BACKGROUND: Trial registries were established to combat publication bias by creating a comprehensive and unambiguous record of initiated clinical trials. However, the proliferation of registries and registration policies means that a single trial may be registered multiple times (i.e., “duplicates”)...

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Detalles Bibliográficos
Autores principales: van Valkenhoef, Gert, Loane, Russell F., Zarin, Deborah A.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2016
Materias:
Research
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4946209/
https://www.ncbi.nlm.nih.gov/pubmed/27422636
http://dx.doi.org/10.1186/s13643-016-0283-8

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4946209/
https://www.ncbi.nlm.nih.gov/pubmed/27422636
http://dx.doi.org/10.1186/s13643-016-0283-8

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