Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Prepaid Expenses - Prepaid Expenses and Other Assets (Details)

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Note 4 - Prepaid Expenses - Prepaid Expenses and Other Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Prepaid research and development expenses $ 956 $ 632
Other prepaid expenses 1,306 1,844
Prepaid Expense, Current, Total $ 2,262 $ 2,476