Child Humans 15 child 15 human 15 human relation 15 psychology Female 14 Male 14 female 14 male 14 Interpersonal Relations 12 Adolescent 11 adolescent 11 adult 7 Peer Group 6 peer group 6 Adult 5 Child, Preschool 5 child parent relation 5 preschool child 5 Longitudinal Studies 4 Young Adult 4 longitudinal study 4 major clinical study 4 young adult 4 Article 3 Crime Victims 3 Infant 3 Parent-Child Relations 3 Schools 3