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Design, analysis and presentation of factorial randomised controlled trials
BACKGROUND: The evaluation of more than one intervention in the same randomised controlled trial can be achieved using a parallel group design. However this requires increased sample size and can be inefficient, especially if there is also interest in considering combinations of the interventions. A...
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2003
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC305359/ https://www.ncbi.nlm.nih.gov/pubmed/14633287 http://dx.doi.org/10.1186/1471-2288-3-26 |