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Appropriate design of research and statistical analyses: observational versus experimental studies
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
The Korean Society of Anesthesiologists
2013
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3766773/ https://www.ncbi.nlm.nih.gov/pubmed/24023990 http://dx.doi.org/10.4097/kjae.2013.65.2.105 |