Prisons/*statistics & numerical data
Fries, B. E., Schmorrow, A., Lang, S. W., Margolis, P. M., Heany, J., Brown, G. P., Barbaree, H. E., Hirdes, J. P. 2013. Symptoms and treatment of mental illness among prisoners: a study of Michigan state prisons. Int J Law Psychiatry. 36 (3-4) 316-25.