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BMJ. 1994 December 3; 309(6967): 1480–1481.
PMCID: PMC2541623

Confounding and Simpson's paradox.

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.
  • Charig CR, Webb DR, Payne SR, Wickham JE. Comparison of treatment of renal calculi by open surgery, percutaneous nephrolithotomy, and extracorporeal shockwave lithotripsy. Br Med J (Clin Res Ed) 1986 Mar 29;292(6524):879–882. [PMC free article] [PubMed]
  • Hand DJ. Psychiatric examples of Simpson's paradox. Br J Psychiatry. 1979 Jul;135:90–91. [PubMed]

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