Accounts payable and accrued liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Accounts payable and accrued liabilities

Schedule of accounts payable and accrued liabilities

Accounts payable and accrued liabilities comprised the following as of December 31:

	2019		2018
Trade accounts payable	$	4,376	$	2,603
Accrued research and development liabilities		1,513		1,012
Other accrued liabilities		331		164
Accrued compensation and benefits payable		1,777		698
	$	7,997	$	4,477