Health
Tier 3 interventions needed to contain SARS-CoV-2 transmission, especially with emergence of variants – News-Medical.Net
Studies have shown that non-pharmaceutical interventions (NPIs) such as social distancing and partial lockdowns effectively contain severe acute respiratory syndrome…

Studies have shown that non-pharmaceutical interventions (NPIs) such as social distancing and partial lockdowns effectively contain severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) transmission. However, because of these measures’ huge economic and social cost, the UK introduced a less socially disruptive tier system. This system was aimed at providing a consistent set of control measures with geographic flexibility.
The tiers comprised multiple NPIs determined by lower-tier local authorities…
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