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" ... Before examining the findings regarding cancer, we need some context. In animal tumorigenicity tests like this one, pathologists examine all of the tissues in the test animals to determine whether there are signs of cancer in any organ. For understandable reasons, this is not mentioned in government summaries or in news reports. But it is important, because one needs to evaluate any findings against the background of how many tissues/organs were examined in each sex. We need to keep in mind that dozens of organs and cell types were examined in male and female rats and mice. ... "