Created at	Source	Raw Value	Validated value
March 15, 2023, 4 a.m.	usa	single-center	single-center
March 14, 2023, midnight	usa	single-center?	single-center?
Feb. 13, 2023, 8:44 a.m.	usa	single-center	single-center
May 7, 2021, 12:32 a.m.	usa	single-center?	unclear