student human 164 Humans 147 Students 119 female 118 male 116 Female 99 Male 95 adult 85 article 72 psychology 66 Adolescent 63 adolescent 63 young adult 58 Young Adult 56 Adult 51 human experiment 51 controlled study 45 major clinical study 43 university 43 education 41 Universities 39 questionnaire 34 Article 30 learning 30 Surveys and Questionnaires 27 child 25 procedures 24 United States 22 Child 18