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Does a monetary incentive improve the response to a postal questionnaire in a randomised controlled trial? The MINT incentive study
BACKGROUND: Sending a monetary incentive with postal questionnaires has been found to improve the proportion of responders, in research in non-healthcare settings. However, there is little research on use of incentives to improve follow-up rates in clinical trials, and existing studies are inconclus...
Autores principales: | , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2009
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2710321/ https://www.ncbi.nlm.nih.gov/pubmed/19545427 http://dx.doi.org/10.1186/1745-6215-10-44 |