Adolescent adolescent 159 human 159 Humans 158 female 137 male 135 Female 125 Male 122 child 121 Child 116 psychology 92 child parent relation 86 adult 71 Adult 61 Parents 51 Article 48 controlled study 45 young adult 44 preschool child 43 Young Adult 41 Child, Preschool 40 Parenting 38 major clinical study 37 questionnaire 35 Surveys and Questionnaires 30 Parent-Child Relations 29 physiology 28 article 27 longitudinal study 27 Longitudinal Studies 26