RT Article T1 Risk factors related to suicidal behavior among male and female adolescents JF Journal of youth and adolescence VO 25 IS 2 SP 149 OP 160 A1 Vannatta, R. A. LA English YR 1996 UL https://krimdok.uni-tuebingen.de/Record/1639328076 K1 Heranwachsende K1 Suizidrisiko