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A randomised controlled trial to determine the effect on response of including a lottery incentive in health surveys [ISRCTN32203485]
BACKGROUND: Postal questionnaires are an economical and simple method of data collection for research purposes but are subject to non-response bias. Several studies have explored the effect of monetary and non-monetary incentives on response. Recent meta-analyses conclude that financial incentives a...
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| Autori principali: | , , , |
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| Natura: | Artigo |
| Lingua: | Inglês |
| Pubblicazione: |
BioMed Central
2004
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| Soggetti: | |
| Accesso online: | https://ncbi.nlm.nih.gov/pmc/articles/PMC534094/ https://ncbi.nlm.nih.gov/pubmed/15533256 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1472-6963-4-30 |
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