Adult controlled study female human Female 258 adult 256 Humans 254 Male 230 male 226 article 206 priority journal 172 Middle Aged 137 major clinical study 93 clinical article 82 Adolescent 78 aged 73 Young Adult 69 Aged 67 Article 65 adolescent 56 middle aged 56 human cell 54 human experiment 47 Argentina 45 physiology 43 metabolism 37 normal human 37 protein expression 37 human tissue 35 nonhuman 33