Written informed consent and selection bias in observational studies using medical records: systematic review

Objectives To determine whether informed consent introduces selection bias in prospective observational studies using data from medical records, and consent rates for such studies. Design Systematic review. Data sources Embase, Medline, and the Cochrane Library up to March 2008, reference lists from...

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Detalles Bibliográficos
Autores principales: Kho, Michelle E, Duffett, Mark, Willison, Donald J, Cook, Deborah J, Brouwers, Melissa C
Formato: Texto
Lenguaje:English
Publicado: BMJ Publishing Group Ltd. 2009
Materias:
Research
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2769263/
https://www.ncbi.nlm.nih.gov/pubmed/19282440
http://dx.doi.org/10.1136/bmj.b866

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2769263/
https://www.ncbi.nlm.nih.gov/pubmed/19282440
http://dx.doi.org/10.1136/bmj.b866

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