human 189 article 142 male 120 Humans 111 human experiment 102 female 101 adult 100 controlled study 95 Article 82 nonhuman 65 animal experiment 49 TK Electrical engineering. Electronics Nuclear engineering 46 Animals 44 Male 42 animal 42 Female 39 physiology 38 TA Engineering (General). Civil engineering (General) 37 Adult 32 Education 30 animal model 29 TP Chemical technology 28 learning 26 young adult 26 TJ Mechanical engineering and machinery 25 open field test 25 rat 25 procedures 24 clinical article 23 psychology 23