article human human experiment Humans 230 female 215 male 209 adult 176 controlled study 108 major clinical study 69 Female 66 Male 59 Adult 58 language 58 learning 51 child 49 clinical article 48 young adult 42 Language 41 Young Adult 37 cognition 35 physiology 35 Learning 34 perception 34 prediction 30 Cognition 29 decision making 29 Child 28 attention 26 Speech Perception 24 adolescent 24