Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (3,538,069)	$ (2,947,420)
Adjustments to reconcile net loss to net cash used in operating activities
Compensation cost for stock options granted	639,751	687,752
Depreciation and amortization	9,255	12,326
Changes in operating assets and liabilities:
Prepaid expenses	(736,550)	(474,776)
Research and development tax rebate receivable	(85,089)	5,316
Other assets	581,173	(108,389)
Accounts payable	(866,332)	63,081
Accrued expenses	57,788	(25,414)
Payroll liabilities	(473,664)	(433,037)
Other current liabilities	2,949	(9,434)
Net cash used in operating activities	(4,408,788)	(3,229,995)
CASH FLOWS FROM INVESTING ACTIVITY
Net cash used in investing activities
CASH FLOWS FROM FINANCING ACTIVITY
Proceeds from issuance of common stock, net of issuance costs	69,668,408
Proceeds from exercise of warrants	32,760,302	0
Net cash provided by financing activities	102,428,710
NET (DECREASE) INCREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	98,019,922	(3,229,995)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, BEGINNING BALANCE	39,663,671	12,691,136
CASH, CASH EQUIVALENTS AND RESTRICTED CASH, ENDING BALANCE	137,683,593	9,461,141
SUPPLEMENTAL DISCLOSURES
Cash and cash equivalents	137,573,593	9,351,141
Restricted cash	110,000	110,000
Total cash, cash equivalents and restricted cash shown in the condensed consolidated statements of cash flows	137,683,593	9,461,141
NONCASH INVESTING AND FINANCING ACTIVITIES
Reclassification of the warrant liability to equity upon adoption of accounting standard	13,003,075
Conversion of Series B Convertible Preferred Stock into Common Stock [Member]
NONCASH INVESTING AND FINANCING ACTIVITIES
Conversion of convertible preferred stock to common stock	$ 1,000