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Accrued Liabilities and Other Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Accrued Liabilities and Other Liabilities    
Payroll and related benefits $ 992 $ 1,639
Clinical trial costs 1,133 1,531
Sponsored research 424 417
Lease liabilities, current portion $ 656 $ 518
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Total accrued liabilities and other liabilities Total accrued liabilities and other liabilities
Operating expenses $ 1,235 $ 647
Other 113 105
Total accrued liabilities and other liabilities $ 4,553 $ 4,857