Disproportionate number of SARS-CoV-2 breakthrough infections are caused by variants of concern

By | May 27, 2021
A study conducted by researchers in the United States has shown that among twenty patients with breakthrough infection following vaccination against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) – the agent that causes coronavirus disease 2019 (COVID-19) – all of the infections were caused by variants of concerns.