Confounding in epidemiological studies: why "independent" effects may not be all they seem. (original) (raw)

1. Research
2. Confounding in...
3. Confounding in epidemiological studies: why "independent" effects may not be all they seem.

Research Article British Medical Journal 1992;305 doi: https://doi.org/10.1136/bmj.305.6856.757 (Published 26 September 1992) Cite this as: British Medical Journal 1992;305:757

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