Note 7 - Accrued Expenses and Other Current Liabilities

9 Months Ended

12 Months Ended

Sep. 30, 2019

Dec. 31, 2018

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):

	September 30,		December 31,
	2019		2018
Accrued expenses	$	102	$	127
Accrued salaries and employee benefits		496		368
Accrued director compensation		555		277
Accrued clinical trial costs		382		276
Grant liability		637		645
Customer deposits		252		112
Total	$	2,424	$	1,805

( 9 ) Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following (in thousands):

	December 31,
	2018		2017
Accrued expenses	$	495	$	465
Accrued clinical trial costs		276		74
Grant liability		645		663
Customer deposits		112		61
Total	$	1,528	$	1,263