Unaudited Condensed Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cash flows from operating activities:
Net loss	$ (3,113,992)	$ (2,146,968)
Adjustments to reconcile net loss to cash used in operating activities:
Depreciation and amortization	39,821	67,374
Share-based compensation expense	337,966	238,835
Change in fair value of liability classified warrants	340,115	(190,219)
Changes in operating assets and liabilities:
Trade and other receivables	56,275	175,430
Related party receivable	362,176	89,937
Prepaid expenses	75,938	56,241
Other assets	19,125	(4,000)
Accounts payable and accrued expenses	244,319	293,119
Accrued bonuses		(418,625)
Other current liabilities	(27,648)	(7,369)
Other long term liabilities		(704)
Net cash used in operating activities	(1,665,905)	(1,846,949)
Cash flows from investing activities:
Maturity of short-term investments		5,000,000
Net cash provided by investing activities		5,000,000
Cash flows from financing activities:
Payments of short-term notes payable	(117,019)	(104,244)
Net cash used in financing activities	(117,019)	(104,244)
Effects of exchange rates on cash	903	501
Net (decrease) increase in cash and cash equivalents	(1,782,021)	3,049,308
Cash and cash equivalents, beginning of period	5,787,110	6,674,940
Cash and cash equivalents, end of period	4,005,089	9,724,248
Supplemental disclosure of cash flows information:
Cash paid for interest	$ 2,017	$ 1,920