Female Humans female human priority journal controlled study 306 article 297 Male 273 male 265 adult 249 Adult 202 Middle Aged 162 clinical article 113 human cell 104 major clinical study 104 aged 100 Aged 98 protein expression 95 Article 87 metabolism 86 Animals 78 nonhuman 78 Adolescent 64 Argentina 62 Mice 53 mouse 53 animal cell 52 human tissue 52 Pregnancy 48 physiology 48