Arch Gen Psychiatry. 2006;63:1274-1279
http://archpsyc.ama-assn.org/cgi/content/full/63/11/1274
Klötz et al.
"Observations suggest that the use of anabolic androgenic steroids (AAS) may trigger uncontrolled, violent rage. Other observations indicate that certain groups of criminals may use AAS with the intention of being capable of committing crime more efficiently." [Sub Required]