PT - JOURNAL ARTICLE AU - Herbert E. Thomas TI - Regressive Behavior in Maximum Security Prisoners: A Preliminary Communication DP - 1975 Mar 01 TA - Journal of the American Academy of Psychiatry and the Law Online PG - 1--9 VI - 3 IP - 1 4099 - http://jaapl.org/content/3/1/1.short 4100 - http://jaapl.org/content/3/1/1.full SO - J Am Acad Psychiatry Law1975 Mar 01; 3