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Accrued Expenses (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Accrued Expenses |
Schedule of accrued expenses | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
​ |  | 2021 |  | 2020
Clinical trials | ​ | $ | 2,499 | ​ | $ | 795
Professional fees | ​ |  | 181 | ​ |  | 255
Payroll and related expenses | ​ |  | 2,686 | ​ |  | 1,697
Accrued expenses | ​ | $ | 5,366 | ​ | $ | 2,747

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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