When to end a lock down? How fast must vaccination campaigns proceed in order to keep health costs in check?
We propose a simple rule of thumb for countries which Tuners have embarked on a vaccination campaign while still facing the need to keep non-pharmaceutical interventions (NPI) in place because of the ongoing spread of SARS-CoV-2.If the aim is to keep the death rate from increasing, NPIs can be loosened when it is possible to vaccinate more than twi