Evaluation of Strategies to Combat COVID-19 and Results Achieved in the G20 Countries

This article analyzes the main strategies to combat COVID-19 in the G20 countries and the results obtained. In the study, we collected data and analyzed the policies, problems, and results achieved to combat the pandemic in these countries. We point out poly-dimensional problems that include social, economic, political, and health issues. We present lessons from this pandemic poly-crisis which are useful for preventing and managing new health emergencies.