Created at	Source	Raw Value	Validated value
Jan. 7, 2021, 12:31 a.m.	usa	multi-center	multi-center
Dec. 18, 2020, 12:31 a.m.	usa	single-center	single-center
Dec. 9, 2020, 12:31 a.m.	usa	multi-center?	multi-center?