1. National Committee on Injury Prevention and Control, 1989. Injury prevention: meeting the challenge. Am J Prev Med 5 (3) 123–7.
2. Global burden of disease: 2004 update;World Health Organisation,2008
3. Multiple risk behavior and injury;Pickett;Arch Pediatr Adolesc Med,2002
4. Risk behavior in adolescence: a psychological framework for understanding and action;Jessor;J Adolesc Health,1991
5. Injury surveillance: a tool for decision-making. annual injury surveillance report Egypt, 2009;World Health Organisation,2010