Created at	Source	Raw Value	Validated value
March 15, 2023, 4 a.m.	usa	single-center	single-center
March 14, 2023, midnight	usa	unclear	unclear
Aug. 13, 2021, 4:30 p.m.	usa	single-center	single-center
July 14, 2021, 6 a.m.	usa	unclear	unclear
July 8, 2021, 4 a.m.	usa	TODO (nan)