Check out this WHO document highlighting surveillance strategies for COVID-19 human infections.
COVID-19 surveillance will help limit disease spread, in addition to improving health risk management. Most importantly, this helps us to resume economic and social activity.
This document highlights recommended surveillance strategies, for example:
- Case definitions of COVID-19
- Patient notification
- Contact tracing
- Cluster investigation
Furthermore, check out this post on digital tools for COVID-19 tracing.