inclusion criteria: * patient aged 18-85 years, admitted with suspected covid-19 disease based on clinical criteria (typical upper respiratory symptoms, e.g. runny nose, sore throat, dry cough, associated with covid-19 infection).

inclusion criteria: * patient aged 18-85 years, admitted with suspected covid-19 disease based on clinical criteria (typical upper respiratory symptoms, e.g. runny nose, sore throat, dry cough, associated with covid-19 infection).

inclusion criteria: - patient aged 18-85 years, admitted with suspected covid-19 disease based on clinical criteria (typical upper respiratory symptoms, e.g. runny nose, sore throat, dry cough, associated with covid-19 infection).

inclusion criteria: - patient aged 18-85 years, admitted with suspected covid-19 disease based on clinical criteria (typical upper respiratory symptoms, e.g. runny nose, sore throat, dry cough, associated with covid-19 infection).