Avoiding immortal time bias in observational studies. Raymakers AJN, Sadatsafavi M, Sin DD, FitzGerald JM, et al. Eur Respir J 2020;55.

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Amedeo Smart

Independent Medical Education

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Raymakers AJN, Sadatsafavi M, Sin DD, FitzGerald JM, et al. Avoiding immortal time bias in observational studies. Eur Respir J 2020;55.
PMID: 32198270