Created at	Source	Raw Value	Validated value
Oct. 26, 2020, 11:31 p.m.	usa	inclusion criteria: - patients hospitalized with sars-cov-2 pneumonia confirmed by rt-pcr or serology (iga); - pao2/fio2 < 300 (not fully explained by heart failure or volume overload) or spo2 < 90% on room air.	inclusion criteria: - patients hospitalized with sars-cov-2 pneumonia confirmed by rt-pcr or serology (iga); - pao2/fio2 < 300 (not fully explained by heart failure or volume overload) or spo2 < 90% on room air.