Created at	Source	Raw Value	Validated value
June 25, 2024, noon	usa	inclusion criteria: * adult inpatients \>18 years old * positive pcr covid-19 testing * ct evidence of interstitial opacity * oxygen saturation \<90% on room air * po2 = 55-70.	inclusion criteria: * adult inpatients \>18 years old * positive pcr covid-19 testing * ct evidence of interstitial opacity * oxygen saturation \<90% on room air * po2 = 55-70.
Oct. 26, 2020, 11:31 p.m.	usa	inclusion criteria: - adult inpatients >18 years old - positive pcr covid-19 testing - ct evidence of interstitial opacity - oxygen saturation <90% on room air - po2 = 55-70.	inclusion criteria: - adult inpatients >18 years old - positive pcr covid-19 testing - ct evidence of interstitial opacity - oxygen saturation <90% on room air - po2 = 55-70.