05/20/2020 12:00 AM EDT
Source: Resolve to Save Lives. Published: 5/20/2020. This 14-page briefing note explains why an alert-level system with four colored levels for COVID-19 is effective, compares models from several countries, and provides the key principles and potential pitfalls to be aware of when developing these systems. It is intended to provide guidance to local, regional, and national governments on best practices for alert-level systems, and on how to clearly communicate what behaviors people should adopt in response to changing COVID-19 conditions in their community. (Text)
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