It demonstrates a not insignificant risk but it would be from taking the most contaminated batch of the product for 4 years. If a patient took the most contamin

It demonstrates a not insignificant risk but it would be from taking the most contaminated batch of the product for 4 years. If a patient took the most contaminated sample found for 4 years there would be a 1/8000 chance of cancer from it. It illustrates this level of contamination should be a concern but it seems unlikely anyone could be exposed continuously to this highest detected level.