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The effectiveness of a monetary incentive offer on survey response rates and response completeness in a longitudinal study
BACKGROUND: Achieving adequate response rates is an ongoing challenge for longitudinal studies. The World Trade Center Health Registry is a longitudinal health study that periodically surveys a cohort of ~71,000 people exposed to the 9/11 terrorist attacks in New York City. Since Wave 1, the Registr...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2017
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5406995/ https://www.ncbi.nlm.nih.gov/pubmed/28446131 http://dx.doi.org/10.1186/s12874-017-0353-1 |