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Accrued Expenses - Schedule Of Accrued Expenses (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Accrued Liabilities, Current [Abstract]    
Research and development $ 2,435 $ 1,937
Employee expenses 1,043 2,955
Professional fees 457 539
Other 660 517
Accrued expenses $ 4,595 $ 5,948