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Revenue Recognition and Concentration of Credit Risk (Tables)

12 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Schedule of Revenue from External Customers

The following table indicates the percentage of total revenues in excess of 10% with any single customer:

Customer			2021 Revenue						% of Total Revenue						2020 Revenue						% of Total Revenue						2019 Revenue						% of Total Revenue
AstraZeneca			$	41,659					2		%				$	170,587					2		%				$	3,194,877					78		%
Advaccine			—						—						5,000,000						68						—						—
Plumbline Life Sciences, Inc. (affiliated entity)			245,310						14						1,370,396						18						—						—
Department of Defense			754,853						43						—						—						—						—
All other, including affiliated entities			732,936						41						870,237						12						917,053						22
Total revenue			$	1,774,758					100		%	1			$	7,411,220					100		%				$	4,111,930					100		%

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- References

No definition available.

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- Definition

Tabular disclosure of entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 40
-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9031-108599

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