human 12 blended learning 9 Humans 7 female 7 male 7 learning 6 Blended learning 5 controlled study 5 Article 4 COVID-19 4 adult 4 Female 3 Learning 3 Learning systems 3 Male 3 article 3 curriculum 3 human experiment 3 major clinical study 3 procedures 3 Blending 2 Forecasting 2 Machine learning 2 Pharmacy student 2 Students 2 Undergraduate 2 academic achievement 2 cohort analysis 2 coronavirus disease 2019 2 e-learning 2