inclusion criteria: * signed informed consent. * positive test for covid-19 and progressive disease suggestive of ongoing covid-19 infection. * symptoms of covid-19 for ≤ 12 days. * require admission to hospital for acute medical care (not for purely public health or quarantine purposes).

inclusion criteria: * signed informed consent. * positive test for covid-19 and progressive disease suggestive of ongoing covid-19 infection. * symptoms of covid-19 for ≤ 12 days. * require admission to hospital for acute medical care (not for purely public health or quarantine purposes).

inclusion criteria: - signed informed consent. - positive test for covid-19 and progressive disease suggestive of ongoing covid-19 infection. - symptoms of covid-19 for ≤ 12 days. - require admission to hospital for acute medical care (not for purely public health or quarantine purposes).

inclusion criteria: - signed informed consent. - positive test for covid-19 and progressive disease suggestive of ongoing covid-19 infection. - symptoms of covid-19 for ≤ 12 days. - require admission to hospital for acute medical care (not for purely public health or quarantine purposes).