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
April 22, 2021, 12:31 a.m.	usa	multi-center	multi-center
March 18, 2021, 12:31 a.m.	usa	single-center	single-center
March 17, 2021, 12:31 a.m.	usa	unclear	unclear