Re-analysis of data finds no evidence of dioxin cancer threshold

According to a study from the United States, "The U.S. Environmental Protection Agency (EPA) has developed an estimate of the human cancer risk from dioxin, using the standard low-dose linear extrapolation approach."

"This estimate has been controversial because of concern that it may overestimate the cancer risk. An alternative approach has been published and was presented to the U.S. EPA Science Advisory Board's Dioxin Review Panel in November 2000," wrote D. Mackie and colleagues, Princeton University, Princeton Environmental Institute.

"That approach suggests...

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