Created at	Source	Raw Value	Validated value
June 25, 2024, noon	usa	inclusion criteria: * covid-19 positive * pneumonia defined as hospitalization for acute (\< 7 days) onset of symptoms (cough, sputum production, or dyspnea). * hypoxemia defined as ≥ 2 l/min oxygen	inclusion criteria: * covid-19 positive * pneumonia defined as hospitalization for acute (\< 7 days) onset of symptoms (cough, sputum production, or dyspnea). * hypoxemia defined as ≥ 2 l/min oxygen
Oct. 26, 2020, 11:31 p.m.	usa	inclusion criteria: - covid-19 positive - pneumonia defined as hospitalization for acute (< 7 days) onset of symptoms (cough, sputum production, or dyspnea). - hypoxemia defined as ≥ 2 l/min oxygen	inclusion criteria: - covid-19 positive - pneumonia defined as hospitalization for acute (< 7 days) onset of symptoms (cough, sputum production, or dyspnea). - hypoxemia defined as ≥ 2 l/min oxygen