COVID-19 Global Impact.- Not Necessarily Relaxed: How Work Interruptions affect Users’ Perception of Stress in Remote Work Situations.- COVID-19 cases and their impact on global air traffic.- The Impact of contingency measures on the COVID-19 reproduction rate.- AI applied to COVID-19.- Business Intelligence Platform for COVID-19 Monitoring: A Case Study.- First Clustering Analysis of COVID in Portugal.- Multichannel services for patient home-based care during COVID-19.- Machine Learning In Healthcare.- Steps Towards Intelligent Diabetic Foot Ulcer Follow-up based on Deep Learning.- Recommendation of Medical Exams to Support Clinical Diagnosis based on Patient’s Symptoms.