Describes the clinical disease caused by the SARS-CoV-2 virus

Covid-19 is the clinical disease caused by the SARS-CoV-2 virus. It is mostly a respiratory transmitted infection causing a viral pneumonia that can lead to an Acute Respiratory Distress Syndrome similar to that of SARS. However, it has significant differences in transmissibility that have made it far more widespread though case fatality is much lower,