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v3.20.1

Note 3 - Liquidity and Going Concern Considerations (Details Textual) - USD ($) |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
May 07, 2020 | Mar. 27, 2020 | Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019 | Apr. 23, 2020
Net Income (Loss) Attributable to Parent, Total |  |  | $ (1,366,216) | $ (1,120,847) | $ (6,500,000) |
Retained Earnings (Accumulated Deficit), Ending Balance |  |  | (180,116,849) |  | $ (178,750,634) |
Working Capital |  |  | 2,600,000 |  |  |
Agreement, Maximum Notes Payable to be Paid |  |  | $ 9,431,157 |  |  |
Subsequent Event [Member] |  |  |  |  |  |
Proceeds from Paycheck Protection Program Under CARES Act | $ 491,492 |  |  |  |  |
Esousa Holdings LLC [Member] |  |  |  |  |  |
Sale of Promissory Note, Percent of Gross Proceeds of Equity Sale Used to Finance Purchase of Note |  | 88.00% |  |  |  |
Sale of Promissory Note, Periodic Purchase Amount |  | $ 148,000 |  |  |  |
Proceeds from Sale of Notes Payable |  | 148,000 |  |  |  |
Promissory Note Issued to RBL Capital Group [Member] |  |  |  |  |  |
Agreement, Maximum Notes Payable to be Paid |  | $ 2,000,000 |  |  |  |
Promissory Note Issued to RBL Capital Group [Member] | Subsequent Event [Member] |  |  |  |  |  |
Agreement, Maximum Notes Payable to be Paid |  |  |  |  |  | $ 5,000,000

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