adult article controlled study human 391 female 331 male 308 Humans 293 priority journal 271 Female 258 Male 255 Adult 234 Middle Aged 166 clinical article 149 aged 141 Aged 109 major clinical study 105 human cell 80 Adolescent 76 nonhuman 70 adolescent 66 Argentina 61 Young Adult 61 Animals 60 human experiment 59 normal human 51 physiology 40 human tissue 38 task performance 37 Case-Control Studies 36 protein expression 36