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Tutorial in Biostatistics: Instrumental Variable Methods for Causal Inference*
A goal of many health studies is to determine the causal effect of a treatment or intervention on health outcomes. Often, it is not ethically or practically possible to conduct a perfectly randomized experiment and instead an observational study must be used. A major challenge to the validity of obs...
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| Main Authors: | , , |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
2014
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| Fag: | |
| Online adgang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4201653/ https://ncbi.nlm.nih.gov/pubmed/24599889 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1002/sim.6128 |
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