Apologies if this has been posted before. I’ve often wondered about this connection in some cases of DM, particularly where there is a higher incidence of DM due to a toxic working environment
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4991654/#!po=0.819672
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4991654/#!po=0.819672