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Re: Cancer deficiency clusters
In a message dated 7/17/02 9:09:45 AM Mountain Daylight Time, s.julian.gibbs@vanderbilt.edu writes:
These studies show association, not cause and effect.
Don't all epidemiologic studies show association, but not cause and effect? Correlation is not cause.
Ruth Weiner, Ph. D.
ruthweiner@aol.com