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StockBased Compensation (Details 4) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Stock-based compensation	$ 540,317	$ 423,193	$ 989,415	$ 887,842
Research And Development Expense
Stock-based compensation	328,077	265,446	583,258	558,562
General And Administrative Expense
Stock-based compensation	$ 212,240	$ 157,747	$ 406,157	$ 329,280

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- Definition

Amount of noncash expense for share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

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