Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Current Assets:
Cash and Cash Equivalents	$ 25,115,561	$ 28,202,615
Accounts Receivable	264,966	354,196
Inventories	455,680	387,684
Prepaid Expense and Other Assets	408,102	513,778
Total Current Assets	26,244,309	29,458,273
Fixed Assets, net	2,335,692	2,511,571
Intangibles, net	3,893,438	3,962,118
Lease Right-of-Use Assets	651,921	814,454
Other Long-Term Assets	75,618	167,065
Goodwill	6,857,790	6,857,790
Total Assets	40,058,768	43,771,271
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts Payable	1,106,811	1,021,774
Accrued Expenses and other liabilities	695,416	1,262,641
Derivative Liability	127,572	129,480
Deferred Revenue	182,626	186,951
Lease Liability	568,825	639,662
Total Current Liabilities	2,681,250	3,240,508
Lease Liability – Net of current portion	133,926	239,664
Other long-term liabilities	63,098	25,415
Total Liabilities	2,878,274	3,505,587
Stockholders’ Equity:
Common Stock, $.01 par value, 200,000,000 shares authorized, 65,906,465 and 65,614,597 outstanding	659,065	656,146
Additional paid-in capital	167,931,634	167,649,028
Accumulated Deficit	(131,410,997)	(128,040,282)
Total Stockholders’ Equity	37,180,494	40,265,684
Total Liabilities and Stockholders’ Equity	40,058,768	43,771,271
Series B Convertible Preferred Stock [Member]
Stockholders’ Equity:
Series B Convertible Preferred Stock, $.01 par value, 2,300,000 shares authorized, 79,246 shares outstanding	$ 792	$ 792