human 293 Humans 269 female 218 male 216 Male 194 Female 188 adult 178 Adult 149 Young Adult 116 young adult 116 physiology 110 article 95 psychology 87 adolescent 81 Adolescent 77 human experiment 61 attention 47 Attention 44 major clinical study 44 child 41 procedures 40 decision making 39 reaction time 34 Child 33 vision 33 Reaction Time 32 statistics and numerical data 31 Visual Perception 30 controlled study 30 HIV Infections 29