Created at	Source	Raw Value	Validated value
March 15, 2023, 4 a.m.	usa	single-center	single-center
March 14, 2023, midnight	usa	multi-center?	multi-center?
Aug. 13, 2022, 5:30 p.m.	usa	single-center	single-center
June 10, 2022, 4:30 p.m.	usa	multi-center	multi-center
June 9, 2022, 4 p.m.	usa	multi-center?	multi-center?
Nov. 19, 2021, 7:30 p.m.	usa	multi-center	multi-center
Nov. 17, 2021, 7 p.m.	usa	multi-center?	multi-center?
April 22, 2021, 12:31 a.m.	usa	single-center	single-center