Comment on Menke et al. Metals in Urine and Diabetes in U.S. Adults. Diabetes 2016;65:164-171.

It is with great interest that we noted the important work by Menke et al. (1) on the relationship between metal excretion and the incidence of type 2 diabetes. We would like to draw attention to the potential confounders when interpreting data by relying on urinary metal levels as a proxy for environmental …