Humans human 145 female 116 male 108 adult 103 Female 99 Male 92 Article 89 Adult 76 controlled study 63 major clinical study 63 psychology 46 Young Adult 43 middle aged 43 young adult 43 Middle Aged 42 Adolescent 40 adolescent 40 depression 37 symptom 37 pathophysiology 36 aged 35 child 33 Child 31 Aged 29 diagnostic imaging 27 questionnaire 26 disease severity 24 physiology 24 nuclear magnetic resonance imaging 23