Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Funds (used) provided - Operating activities
Net loss	$ (2,604)	$ (2,401)	$ (5,192)	$ (4,665)
Depreciation of tangible assets	172	179	343	362
Stock-based compensation	95	73	181	123
Accretion expense	124	94	244	167
DSU expense	(98)	232	112	232
Interest payable by issuance of common shares		238		238
Lease expense	3		6
Total Adjustment	(2,308)	(1,585)	(4,306)	(3,543)
Changes in non-cash items related to operations:
Accounts receivable	208	170	349	138
Prepaid expenses	37	(215)	104	(387)
Investment tax credits receivable	(107)	(68)	(209)	(137)
Security deposits		(11)		(11)
Accounts payable and accrued liabilities	(134)	199	(635)	239
Net change in non-cash items related to operations	4	75	(391)	(158)
Net cash used in operating activities	(2,304)	(1,510)	(4,697)	(3,701)
Financing activities
Repayment of term loans	(178)	(185)	(337)	(372)
Proceeds from exercise of warrants and stock options		154	21	549
Net proceeds from private placement		3,004		3,004
Transaction costs of private placement		(82)		(82)
Net cash (used in) provided by financing activities	(178)	2,891	(316)	3,099
Investing activities
Additions to leasehold improvements and equipment	(141)	(16)	(211)	(454)
Redemption of short-term investments	1,453	393	5,184	1,908
Acquisition of short-term investments			(1,469)
Net cash provided by investing activities	1,312	377	3,504	1,454
(Decrease) Increase in cash	(1,170)	1,758	(1,509)	852
Effect of foreign exchange on cash	124	(55)	275	(122)
Cash
Beginning of period	6,627	618	6,815	1,591
End of period	$ 5,581	$ 2,321	$ 5,581	$ 2,321