Created at	Source	Raw Value	Validated value
Feb. 4, 2022, 1:30 p.m.	usa	Duration of received supplemental oxygen therapy	Duration of received supplemental oxygen therapy
May 12, 2021, 12:31 a.m.	usa	Duration of received supplemental oxygen therapy;Treatment with systemic corticosteroids	Duration of received supplemental oxygen therapy;Treatment with systemic corticosteroids
Oct. 26, 2020, 11:31 p.m.	usa	Duration of received supplemental oxygen therapy	Duration of received supplemental oxygen therapy