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External validation of a Cox prognostic model: principles and methods
BACKGROUND: A prognostic model should not enter clinical practice unless it has been demonstrated that it performs a useful role. External validation denotes evaluation of model performance in a sample independent of that used to develop the model. Unlike for logistic regression models, external val...
| Autores principales: | , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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BioMed Central
2013
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667097/ https://www.ncbi.nlm.nih.gov/pubmed/23496923 http://dx.doi.org/10.1186/1471-2288-13-33 |