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What Is Bullying | StopBullying.gov
Bullying: What It Is, Types, and More - Verywell Health
Facts About Bullying - StopBullying.gov
About Bullying | Youth Violence Prevention | CDC
Bullying - Wikipedia
Bullying - Psychology Today
StopBullying.gov
Bullying: Types, effects, and seeking help - Medical News Today
Bullying: What is it and how to stop it | UNICEF Parenting
Bullying | Causes, Effects & Prevention | Britannica