Female human male priority journal Male 302 female 297 Humans 272 article 232 adult 226 controlled study 222 Adult 183 Middle Aged 145 major clinical study 110 aged 105 Aged 103 clinical article 86 Adolescent 64 Argentina 58 Article 55 human cell 52 Child 44 adolescent 42 middle aged 42 Young Adult 41 nonhuman 39 Animals 37 human experiment 37 protein expression 36 child 32 Time Factors 31