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Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Payables and Accruals [Abstract]    
Accrued clinical trials $ 206 $ 196
Accrued compensation 318 926
Accrued other 360 113
Total accrued expenses and other current liabilities $ 884 $ 1,235