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Comment
. 2022 Feb:142:261-263.
doi: 10.1016/j.jclinepi.2021.09.026. Epub 2021 Sep 22.

Causal analyses of existing databases: the importance of understanding what can be achieved with your data before analysis (commentary on Hernán)

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Causal analyses of existing databases: the importance of understanding what can be achieved with your data before analysis (commentary on Hernán)

Tim P Morris et al. J Clin Epidemiol. 2022 Feb.
No abstract available

Keywords: Causal analysis; Meta-analysis; Planning; Power; Sample size.

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