The primary outcome is clinical status on day 14 assessed by the ordinal scale suggested by WHO. 1)Ambulatory with no limitations to activities. 2) Ambulatory with limitations to activities. 3) Hospitalized without oxygen therapy. 4) Hopitalized and oxygen therapy by mask or nasal prongs. 5) Hospitalized and non-invasive ventilation or high flow oxygen. 6) Intubation and mechanical ventilation. 7) Ventilation + additional organ support -pressors, ECMO. 8) Death

The primary outcome is clinical status on day 14 assessed by the ordinal scale suggested by WHO. 1)Ambulatory with no limitations to activities. 2) Ambulatory with limitations to activities. 3) Hospitalized without oxygen therapy. 4) Hopitalized and oxygen therapy by mask or nasal prongs. 5) Hospitalized and non-invasive ventilation or high flow oxygen. 6) Intubation and mechanical ventilation. 7) Ventilation + additional organ support -pressors, ECMO. 8) Death