[1] Med Univ Vienna, Inst Social Med, Suicide Res Unit, Ctr Publ Hlth, Kinderspitalgasse 15, A-1090 Vienna, Austria
[2] Wiener Werkstaette Suicide Res, Vienna, Austria
[3] Univ Vienna, Sch Psychol, Dept Basic Psychol Res & Res Methods, Vienna, Austria
[4] Univ Vienna, Sch Psychol, Dept Appl Psychol Hlth Dev Enhancement & Interven, Vienna, Austria
[5] Med Univ Vienna, Dept Child & Adolescent Med, Pediat Psychosomat, Day Unit, Vienna, Austria
[6] Med Univ Innsbruck, Dept Child & Adolescent Psychiat, Innsbruck, Austria
[7] Crisis Intervent Ctr Vienna, Vienna, Austria