Digital storage 186 human 158 Humans 109 Article 68 adult 63 female 62 article 58 male 58 controlled study 47 Female 37 Male 33 COVID-19 31 procedures 30 Deep learning 28 diagnostic imaging 28 Machine learning 27 digital technology 27 machine learning 26 middle aged 26 Adult 25 Ecosystems 24 China 23 E-learning 23 Data acquisition 22 Forestry 22 Forecasting 21 Middle Aged 21 digital health 21 major clinical study 21 Digital libraries 20