Quarterly report pursuant to Section 13 or 15(d)

Note 15 - Common stock warrants: Schedule of Series E, F, G and H warrants (Details)

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Note 15 - Common stock warrants: Schedule of Series E, F, G and H warrants (Details) - Series H $7.00 exercise price - shares
3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Warrants Outstanding, Starting Balance 689,159 689,159
Warrants Issued 0 0
Warrants Exercised 0 0
Warrants Outstanding, Ending Balance 689,159 689,159