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Development and Psychometric Evaluation of a New Instrument for Measuring Sleep Length and Television and Computer Habits of Swedish School-Age Children
The aim was to develop a new instrument for measuring length of sleep as well as television and computer habits in school-age children. A questionnaire was constructed for use when children visit the school health care unit. Three aspects of the validity of the questionnaire were examined: its face...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
SAGE Publications
2011
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3697902/ https://www.ncbi.nlm.nih.gov/pubmed/21878574 http://dx.doi.org/10.1177/1059840511420878 |