Instruments for Causal Inference: An Epidemiologists Dream?: Erratum

Epidemiology:
doi: 10.1097/EDE.0000000000000035
Errata

    Equation (10) in Theorem 4 on page 368 should be

    The same correction is needed in the statement of Theorem 4 on page 371.

    The authors thank Sonja Swanson for finding the error.

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    Reference

    Hernán MA, Robins JM. Instruments for causal inference: An epidemiologist’s dream? Epidemiology. 2006;17:360–372
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