Unaudited Condensed Consolidated Statements of Operations and Comprehensive Loss - USD ($)	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Grant revenue	$ 24,315
Operating expenses:
Research and development	5,278,252	$ 2,235,542
General and administrative	2,647,415	1,617,924
Total operating expenses	7,925,667	3,853,466
Loss from operations	(7,901,352)	(3,853,466)
Other income:
Other income	231,278
Interest income	15,499	56,268
Total other income	246,777	56,268
Net loss	$ (7,654,575)	$ (3,797,198)
Net loss per share, basic and diluted (in Dollars per share)	$ (0.33)	$ (0.20)
Weighted average common shares outstanding, basic and diluted (in Shares)	23,140,607	19,008,611
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS
Net loss	$ (7,654,575)	$ (3,797,198)
Other comprehensive loss:
Foreign currency translation adjustments	(37,958)	(20,283)
Comprehensive loss	$ (7,692,533)	$ (3,817,481)