Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Operating expenses
Research and development	$ 1,653,239	$ 2,611,948	$ 2,591,859	$ 4,063,184
General and administrative	2,282,568	4,674,121	4,280,957	7,287,214
Total operating expenses	3,935,807	7,286,069	6,872,816	11,350,398
Operating loss	(3,935,807)	(7,286,069)	(6,872,816)	(11,350,398)
Other income	29,665	23,540	19,254	14,562
Loss before income taxes	(3,906,142)	(7,262,529)	(6,853,562)	(11,335,836)
Income taxes
Net loss	$ (3,906,142)	$ (7,262,529)	$ (6,853,562)	$ (11,335,836)
Loss per common share - basic and diluted (in dollars per share)	$ (0.43)	$ (0.80)	$ (0.75)	$ (1.44)
Weighted average shares outstanding - basic and diluted (in shares)	9,187,588	9,126,153	9,159,286	7,852,907