Created at	Source	Raw Value	Validated value
June 25, 2024, noon	usa	inclusion criteria: * patients with severe covid-19 pneumonia * willing to give informed consent	inclusion criteria: * patients with severe covid-19 pneumonia * willing to give informed consent
Oct. 26, 2020, 11:31 p.m.	usa	inclusion criteria: - patients with severe covid-19 pneumonia - willing to give informed consent	inclusion criteria: - patients with severe covid-19 pneumonia - willing to give informed consent