Agerbo, E. / 2002 / Familial, psychiatric, and socioeconomic risk factors for suicide in young people: nested case-control study / British Medical Journal 325 : 74 ~ 78 Andriessen, K. / 2009 / Can postvention be prevention? / Crisis 30 (1) : 43 ~ 47 Bearman, P. / 2004 / Suicide and Friendships Among American Adolescents / American J ournal of Public Health 94 (1) : 89 ~ 95 Dimond, M. / 1979 / Social support and adaptation to chronic illness:The case of maintenance hemodialysis / Research in Nursing and Health 2 : 101 ~ 108 Fu, K. / 2009 / Testing a theoretical model based on social cognitive theory for media influences on suicidal ideation: Results from a panel study / Media Psychology 12 : 26