Undheim, AM & Sund, AM Prevalence of bullying and aggressive behavior and their relationship to mental health problems among 12–15-year-old Norwegian adolescents, European Child and Adolescent Psychiatry 19(19):803-811, 2010
Dra. Anne Mari Undheim
Dirección profesional:
Trondheim , , Noruega , E-mail: anne.m.undheim@ntnu.no
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