Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities:
Net loss	$ (5,288,834)	$ (4,172,022)
Income from discontinued operations		397,955
Loss from continuing operations	(5,288,834)	(4,569,977)
Adjustments to reconcile net loss from continuing operations to net cash used in operating activities:
Depreciation and amortization	21,524	15,824
Loss on retirement of fixed assets		5,432
Stock-based compensation expense	260,598	644,113
Changes in assets and liabilities:
Receivable	7,628	143,738
Prepaid expenses and other current assets	(464,063)	(497,040)
Other assets	(9,246)	30,523
Amortization of right-of-use asset	156,279
Accounts payable	1,634,946	959,514
Decrease in lease liabilities	(145,609)
Accrued expenses and other current liabilities	285,145	209,914
Net cash used in operating activities from continuing operations	(3,541,631)	(3,057,959)
Net cash used in operating activities from discontinued operations		(300,341)
Net cash used in operating activities	(3,541,631)	(3,358,300)
Cash flows from investing activities
Purchase of short-term investments		(10,023,850)
Purchase of equipment and furnishings	(25,902)
Sale of fixed assets held for sale		500,142
Net cash used in investing activities	(25,902)	(9,523,708)
Cash flows from financing activities:
Proceeds from exercise of stock options	39,000
Net cash used in financing activities	39,000
Net decrease in cash and cash equivalents	(3,528,532)	(12,882,008)
Cash and cash equivalents at beginning of period	16,130,410	21,373,273
Cash and cash equivalents at end of period	12,601,878	8,491,265
Supplemental disclosure of Cash Flow Information:
Recognition of operating lease right-of-use assets and obligations under ASC Topic 842	715,310
Reclassification of right-of-use asset, from prepaid expenses	66,271
Insurance claims to offset accounts payable	$ 613,905