human 223 Humans 166 article 113 adult 86 female 84 male 82 Article 78 Female 48 Male 46 procedures 46 controlled study 45 human experiment 38 COVID-19 36 TK Electrical engineering. Electronics Nuclear engineering 33 algorithm 33 genetics 33 Adult 32 QA Mathematics 31 nonhuman 31 simulation 31 Decision making 29 United States 28 Animals 27 TP Chemical technology 27 computer simulation 26 animal 25 major clinical study 25 middle aged 24 young adult 23 Computer Simulation 21