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Can treatment trial samples be representative?
A catchment area-based sample of patients recruited for an eating disorder treatment trial was compared with patients from the same geographical area seen in the 12 months before and after the trial. The three samples were very similar. The research sample was representative of the usual clinic samp...
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Elsevier Science
2009
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2764388/ https://www.ncbi.nlm.nih.gov/pubmed/19647815 http://dx.doi.org/10.1016/j.brat.2009.06.019 |