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The effect of a monetary incentive on return of a postal health and development questionnaire: a randomised trial [ISRCTN53994660]
BACKGROUND: Postal questionnaires are widely used to collect data in healthcare research but a poor response rate may reduce the validity and reliability of results. There was a lack of evidence available relating to use of a monetary incentive to improve the response rate in the healthcare setting....
| Autores principales: | , , , , , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2005
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1201139/ https://www.ncbi.nlm.nih.gov/pubmed/16109160 http://dx.doi.org/10.1186/1472-6963-5-55 |