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Comparison between data obtained through real-time data capture by SMS and a retrospective telephone interview
BACKGROUND: The aims of the current study were: a) to quantitatively compare data obtained by Short Message Service (SMS) with data from a telephone interview, b) to investigate whether the respondents had found it acceptable to answer the weekly two SMS questions, c) to explore whether an additiona...
| Autores principales: | , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2010
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2883994/ https://www.ncbi.nlm.nih.gov/pubmed/20500900 http://dx.doi.org/10.1186/1746-1340-18-10 |