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Comment
. 2005 Oct;101(4):1238.
doi: 10.1213/01.ANE.0000173754.86959.9D.

Observational studies identify associations, not causality

Arnold J Berry  1
Affiliations
Comment

Observational studies identify associations, not causality

Arnold J Berry. Anesth Analg. 2005 Oct.
No abstract available

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References

Reference

    1. Monk TG, Saini V, Weldon BC, Sigl JC. Anesthetic management and one-year mortality after noncardiac surgery. Anesth Analg 2005;100:4–10.

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