1) American Psychiatric Association : Callous and unemotional specifier for conduct disorder. (http://www.dsm5.org/ProposedRevsions/Pages/proposedrevision.aspx?=424)
3) Dhalberg, L.L. and Krug, E.G.: A global public health problem. In : (ed.), World Health Organi- zation. World report on violence and health, World Health Organization, Geneva, p.1-22, 2002.
4) DiClemente, RI Santelli, J.S. and Crosby, R.A. (eds.) : Adolescent Health : Understanding and preventing risk behaviors. Jossy唯ass, San Francisco, 2009.