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Accrued and Other Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Accrued and Other Current Liabilities [Abstract]

Schedule of Accrued and Other Current Liabilities

Accrued and other current liabilities consisted of the following at December 31, 2020 and 2021 (in thousands):

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​	​	​	​	​	​	​
​		December 31,		​	December 31,
​		2020			2021
Accrued research and development	​	$	781	​	$	2,310
Accrued legal and professional fees	​		325	​		233
Other current liabilities	​		866	​		634
​	​	$	1,972	​	$	3,177

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- Definition

Tabular disclosure of the components of accrued liabilities.

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