child parent relation human 218 Humans 203 female 195 male 186 child 175 Female 167 Male 158 Child 142 psychology 133 Parents 125 adult 103 adolescent 94 preschool child 88 Adult 87 Adolescent 86 Child, Preschool 86 Parenting 84 controlled study 67 Article 58 Parent-Child Relations 54 article 53 questionnaire 51 major clinical study 50 mother 50 infant 49 longitudinal study 43 Infant 39 Surveys and Questionnaires 39 Longitudinal Studies 38