mathematical model 179 Article 163 human 163 Humans 133 TK Electrical engineering. Electronics Nuclear engineering 93 QA Mathematics 87 TJ Mechanical engineering and machinery 75 Technology: general issues 68 controlled study 64 History of engineering and technology 53 Mathematical modelling 51 biological model 49 Research & information: general 48 female 43 nonhuman 43 Applied mathematics 42 male 41 adult 40 Mathematical models 38 biology 38 computer simulation 38 Models, Biological 37 Animals 36 Computational Biology 36 animal 36 COVID-19 35 algorithm 34 machine learning 34 simulation 34 TP Chemical technology 33