patients with signing Informed Consent Form Willing Age 18-65 years old Laboratory (RT-PCR) confirmed infection with 2019-nCoV or Lung involvement confirmed with chest CT scan Hospitalized patients with Fever (Oral temperature ≥ 37.8 ℃) and at least one of Respiratory rate<24/min / O2Sat>94% ≤8 days since illness onset

patients with signing Informed Consent Form Willing Age 18-65 years old Laboratory (RT-PCR) confirmed infection with 2019-nCoV or Lung involvement confirmed with chest CT scan Hospitalized patients with Fever (Oral temperature ≥ 37.8 ℃) and at least one of Respiratory rate<24/min / O2Sat>94% ≤8 days since illness onset