human 321 chemistry 222 COVID-19 209 machine learning 208 Humans 194 deep learning 182 Performance 131 article 130 sustainability 125 Deep learning 113 male 112 metabolism 112 female 111 Animals 105 animal 104 Article 102 controlled study 92 Forecasting 89 adult 86 Internet of things 82 China 74 Machine learning 74 SARS-CoV-2 74 Energy efficiency 69 antioxidant 67 nonhuman 67 Energy utilization 66 artificial intelligence 64 optimization 63 Costs 58