Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2021

Summary of Significant Accounting Policies

Schedule of united kingdom research and development incentives receivable

	Current		Long-Term		Total
Balance at December 31, 2020	$	361,096	$	73,142	$	434,238
UK research and development incentives, transfer		73,142		(73,142)		—
UK research and development incentives		—		29,159		29,159
Additional 2019 incentive earned		51,893		—		51,893
UK research and development incentives cash receipt		(383,933)		—		(383,933)
Foreign currency translation		4,400		(634)		3,766
Balance at June 30, 2021	$	106,598	$	28,525	$	135,123

Schedule of potentially dilutive adjustments to the weighted average number of common shares excluded from the calculation

	As of June 30,
	2021	2020
Common stock purchase warrants	5,731,464	5,886,817
Stock options	1,939,386	1,499,580
Total	7,670,850	7,386,397