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Surrogates are just surrogates, but helpful just the same
| Autor principal: | |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2007
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2230526/ http://dx.doi.org/10.1186/bcr1816 |