Created at	Source	Raw Value	Validated value
March 15, 2023, 4 a.m.	usa	multi-center	multi-center
March 14, 2023, midnight	usa	unclear	unclear
March 21, 2021, 12:31 a.m.	usa	multi-center	multi-center
Dec. 19, 2020, 12:31 a.m.	usa	single-center	single-center
Oct. 26, 2020, 11:31 p.m.	usa	unclear	unclear