v3.19.3

Note 6 - Accrued Liabilities (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2019

Dec. 31, 2018

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

Accrued liabilities consist of the following (in thousands):

		December 31, 2018			September 30, 2019
Payroll and related expenses		$	241		$	640
Accrued term loan final payment			421			608
Accrued clinical trial expense			—			26
Professional fees and other costs			195			899
Total accrued liabilities		$	857		$	2,173

		As of December 31,
		2017			2018
Payroll and related expenses		$	273		$	241
Accrued term loan final payment			197			421
Accrued clinical trial expense			654			—
Professional fees and other costs			34			195
Total accrued liabilities		$	1,158		$	857

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