F. C. Ossa

Most-cited papers

1. Symptoms of posttraumatic stress disorder among targets of school bullying

   F. C. Ossa, R. Pietrowsky, R. Bering, M. Kaess

   2019Child and Adolescent Psychiatry and Mental Health54 citations Open access

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2. Effects and moderators of the Olweus bullying prevention program (OBPP) in Germany

   F. C. Ossa, Vanessa Jantzer, Lena Eppelmann, P. Parzer +2 more

   2020European Child and Adolescent Psychiatry36 citations Open access

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3. Cyberbullying and School Bullying Are Related to Additive Adverse Effects among Adolescents

   F. C. Ossa, Vanessa Jantzer, Franziska Neumayer, Lena Eppelmann +2 more

   2022Psychopathology23 citations

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4. Under the skin: does psychiatric outcome of bullying victimization in school persist over time? A prospective intervention study.

   Vanessa Jantzer, F. C. Ossa, Lena Eppelmann, P. Parzer +2 more

   2021Journal of Child Psychology and Psychiatry and Allied Disciplines20 citations Open access

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5. The Importance of Implementation Fidelity for Teacher-Related Changes Within the Olweus Bullying Prevention Program

   Vanessa Jantzer, F. C. Ossa, S. Lerch, F. Resch +1 more

   2023International Journal of Bullying Prevention10 citations Open access

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6. [Prevalence and intensity of nightmares in traumatized versus non-traumatized children and adolescents].

   F. C. Ossa, R. Bering, R. Pietrowsky

   2013Zeitschrift für Kinder- und Jugendpsychiatrie und Psychotherapie4 citations

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7. Das Olweus Mobbing-Präventionsprogramm - eine Evaluationsstudie an deutschen Schulen

   Jantzer, F. C. Ossa, Peter Parzer, F. Resch +1 more

   20191 citations

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8. Cybermobbing und Mobbing in der Schule - Gemeinsamkeiten und Besonderheiten

   F. C. Ossa, Jantzer, Peter Parzer, F. Resch +1 more

   20190 citations

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