Male prisoners 5 times more likely to commit suicide than males not in prison, UK / Medical News Today, 16 Sep 2005

http://www.medicalnewstoday.com/medicalnews.php?newsid=30665
"Increased attention to suicide prevention in English and Welsh prisons is urgently needed in light of new data for male suicide in prison, detailed in a research letter published early online by The Lancet. " Lancet - free registratin required.

Suicide in prison / The Lancet, 15 Sep 2005 Frühwald S, Frottier P http://www.thelancet.com/journals/lancet/article/PIIS0140673605673278/fulltext?isEOP=true

Suicides in male prisoners in England and Wales, 1978–2003 / The Lancet, 15 Sep 2005 Fazel S, Benning R, Danesh J http://www.thelancet.com/journals/lancet/article/PIIS0140673605673254/fulltext?isEOP=true