aged female human male adult 193 article 191 Female 167 Male 167 Humans 157 Aged 151 priority journal 150 controlled study 137 Middle Aged 131 Adult 109 major clinical study 94 clinical article 76 middle aged 62 adolescent 49 Adolescent 45 Argentina 41 Aged, 80 and over 37 Child 31 Alzheimer disease 30 child 29 Article 26 clinical trial 26 human cell 25 depression 24 Animals 23 prevalence 19