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Recreating the impact of interventions in the absence of baseline data: challenges for intervention programmes
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Formato: | Online Artículo Texto |
Lenguaje: | English |
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BMJ Group
2010
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3252596/ https://www.ncbi.nlm.nih.gov/pubmed/20167738 http://dx.doi.org/10.1136/sti.2009.040170 |