Quarterly report pursuant to Section 13 or 15(d)

Accounts Payable and Accrued Expenses (Details)

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Accounts Payable and Accrued Expenses (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Accounts Payable and Accrued Expenses    
Accounts payable $ 3,528 $ 3,438
Accrued compensation 155 535
Research and development 2,019 2,009
Other 374 385
Total accounts payable and accrued expenses $ 6,076 $ 6,367