Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2017
Cash flows from operating activities
Net loss	$ (1,684,643)	$ (1,736,020)
Adjustments to reconcile net loss to net cash from operating activities:
Depreciation and amortization	37,254	343
Non-cash lease expense	117,895	0
Stock based compensation from issuance of options	686,599	1,065,852
Change in assets and liabilities:
Accounts receivable	3,013,061	2,533,489
Prepaid and other current assets	24,489	(253,766)
Accounts payable and accrued liabilities	144,786	348,986
Accrued salaries and wages	(630,306)	(465,876)
Lease liabilities	(117,122)	0
Royalty payable	(686,178)	(684,487)
Deferred revenue	(75,853)	(455,055)
License fees	0	(1,800,000)
Net cash provided by (used in) operating activities	829,982	(1,446,534)
Cash flows from investing activities
Proceeds from sale of property and equipment	6,596	0
Net cash provided by in investing activities	6,596	0
Cash flows provided by financing activities
Proceeds from stock option and warrant exercises	685,101	601,250
Net cash provided by financing activities	685,101	601,250
Effect of foreign currency translation on cash	(304,631)	0
Net increase (decrease) in cash and cash equivalents	1,217,048	(845,284)
Cash and cash equivalents, beginning of period	30,980,473	24,613,638
Cash and cash equivalents, end of period	32,197,521	$ 23,768,354
Non-Cash Transactions
Cashless exercise of options	$ 2		$ 0