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Authors: Sourander, A Helstela, L Haavisto, A Bergroth, L

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Authors: Sourander, A Helstela, L Helenius, H Piha, J

Citation: A. Sourander et al., Persistence of bullying from childhood to adolescence - A longitudinal 8-year follow-up study, CHILD ABUSE, 24(7), 2000, pp. 873-881

Authors: Sourander, A Helstela, L Helenius, H

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