Bullying 10 Humans 10 Male 10 bullying 10 human 10 male 10 psychology Female 9 female 9 Adolescent 8 adolescent 8 child 8 Child 7 Crime Victims 7 crime victim 7 Peer Group 6 peer group 6 major clinical study 5 controlled study 4 Article 3 adult 3 article 3 child behavior 3 child parent relation 3 human relation 3 questionnaire 3 school child 3 victim 3 Adolescent Behavior 2 Anxiety Disorders 2