Created at	Source	Raw Value	Validated value
March 13, 2021, 12:31 a.m.	usa	Time to Clinical Improvement (TTCI);Time to symptomatic recovery.	Time to Clinical Improvement (TTCI);Time to symptomatic recovery.
Oct. 26, 2020, 11:31 p.m.	usa	"Clinical status (Stable or Deteriorate clinical state)";Symptomatic improvement	"Clinical status (Stable or Deteriorate clinical state)";Symptomatic improvement