Predictors for independent external validation of cardiovascular risk clinical prediction rules: Cox proportional hazards regression analyses
Background:Clinical prediction rules (CPRs) should be externally validated by independent researchers. Although there are many cardiovascular CPRs, most have not been externally validated. It is not known why some CPRs are externally validated by independent researchers and others are not. Methods:W...
| Những tác giả chính: | , , |
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| Định dạng: | Journal article |
| Được phát hành: |
BioMed Central
2018
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