Clinical features of covid-19

Abstract

In January 2020, coronavirus SARS-CoV-2 was identified as the cause of an outbreak of severe pneumonia, now known to be a complication of the coronavirus disease 2019 (covid-19). 1 Since then, the spread of covid-19 has increased exponentially, with the World Health Organization declaring a pandemic on 11 March. 2 By 15 April, more than 1 900 000 cases and 123 000 deaths had been reported worldwide.