Before revision:  As a result, infections and deaths appear to grow faster at those larger scales than they do within typical counties that make up those larger regions . Public policy, economic analysis and epidemic modeling have to account for potential distortions introduced by spatial aggregation.
After revision:  As a result, infections and deaths appear to grow faster at those larger scales than they do within typical counties that make up those larger regions . Public policy, economic analysis and epidemic modeling need to account for potential distortions introduced by spatial aggregation.