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 controlled study 64 biological model 49 female 43 nonhuman 43 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 Computer Simulation 31 Models, Theoretical 29 physiology 29 theoretical model 29 prediction 28