Condensed Consolidated Statements of Cash Flows (Unaudied) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (4,142,577)	$ (11,335,836)	$ (6,016,959)
Adjustments to reconcile net loss to net cash used in operating activities
Compensation cost for stock options granted		5,594,629	394,189
Disposal of assets		5,806
Depreciation and amortization		27,549	17,838
Change in fair value of stock-based compensation liability		1,741,919	1,557,163
Changes in operating assets and liabilities:
Prepaid expenses		(303,335)	(189,445)
Research and development tax rebate receivable		111,792	(267,734)
Other assets		30,802	56,644
Accounts payable		(35,062)	(143,684)
Payroll liabilities		(345,625)	167,790
Accrued expenses		(123,589)	196,608
Other current liabilities		(20,101)	7,797
Net cash used in operating activities		(4,651,051)	(4,219,793)
CASH FLOWS FROM INVESTING ACTIVITY
Purchase of furniture and equipment		(7,625)	(51,491)
Net cash used in investing activities		(7,625)	(51,491)
CASH FLOWS FROM FINANCING ACTIVITY
Proceeds from issuance of Series B convertible preferred stock and warrants, net of issuance costs			12,290,551
Proceeds from exercise of warrants		11,336,710
Net cash provided by financing activities		11,336,710	12,290,551
NET INCREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH		6,678,034	8,019,267
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, BEGINNING BALANCE		10,490,493	7,272,469
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, ENDING BALANCE	15,291,736	17,168,527	15,291,736
SUPPLEMENTAL DISCLOSURES
Cash and cash equivalents	15,236,736	17,058,527	15,236,736
Restricted cash	55,000	110,000	55,000
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, ENDING BALANCE	15,291,736	17,168,527	15,291,736
NONCASH INVESTING AND FINANCING ACTIVITIES
Reclassification of stock-based liability awards to equity upon cancellation		3,151,944
Amortization of commitment shares	$ 19,851		$ 39,703