Quarterly report pursuant to Section 13 or 15(d)

Prepaid Expenses and Other Current Assets (Details)

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Prepaid Expenses and Other Current Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Prepaid Expenses and Other Current Assets    
Prepaid insurance $ 2,071 $ 3,224
Prepaid manufacturing expenses 617 1,028
Prepaid clinical development expenses 538 512
Other prepaid expenses 156 345
Total prepaid expenses and other current assets $ 3,382 $ 5,109