Created at	Source	Raw Value	Validated value
June 4, 2021, 12:32 a.m.	usa	Time to successful discontinuation from mechanical ventilation;Ventilator-free days at 28 days	Time to successful discontinuation from mechanical ventilation;Ventilator-free days at 28 days
Oct. 26, 2020, 11:31 p.m.	usa	Ventilator-free days at 28 days	Ventilator-free days at 28 days