Female adult female 632 human 578 Male 550 male 530 Humans 516 Adult 454 article 424 controlled study 416 priority journal 344 Middle Aged 284 Article 178 aged 176 Animals 172 Aged 166 nonhuman 160 Adolescent 154 major clinical study 154 clinical article 146 animal 136 physiology 134 adolescent 130 Argentina 128 middle aged 128 Young Adult 124 metabolism 106 genetics 90 animal experiment 80 child 80