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Note 7 - Accrued Expenses and Other Current Liabilities | 12 Months Ended
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Dec. 31, 2021
Notes to Financial Statements |
Accrued Liabilities and Other Current Liabilities Disclosure [Text Block] |
(7) | Accrued Expenses and Other Current Liabilities
Accrued expenses and other current liabilities consisted of the following (in thousands):
|  | December 31, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Accrued expenses |  | $ | 240 |  |  | $ | 87 |
Accrued salaries and employee benefits |  |  | 861 |  |  |  | 961 |
Accrued clinical trial costs |  |  | 334 |  |  |  | 452 |
Grant liability |  |  | 590 |  |  |  | 615 |
Customer deposits |  |  | 96 |  |  |  | 90 |
Total |  | $ | 2,121 |  |  | $ | 2,205 |

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- References No definition available. + Details
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