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Note 6 - Accrued Expenses and Other Current Liabilities (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

Schedule of Accrued Liabilities and Other Current Liabilities [Table Text Block]

		June 30,				December 31,
		2024				2023
Accrued expenses		$	4			$	75
Accrued salaries and employee benefits			677				661
Accrued clinical trial costs			1,004				1,017
Grant liability			470				471
Customer deposits			69				90
Payable to related party			42				71
Total		$	2,266			$	2,385

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