England’s COVID-19 roadmap out of lockdown policy set out the timeline and conditions for the stepwise lifting of non-pharmaceutical interventions (NPIs) as vaccination roll-out continued, with step one starting on March 8, 2021. In this study, we assess the roadmap, the impact of the delta (B.1.617.2) variant of SARS-CoV-2, and potential future epidemic trajectories.

Matéria original


Distinct Roles of Type I and Type III Interferons during a Native Murine β Coronavirus Lung Infection


Waning Immunity after the BNT162b2 Vaccine in Israel