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Note 4 - Accounts Payable and Accrued Expenses (Tables)
3 Months Ended
Mar. 31, 2021
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
   
March 31,
2021
   
December 31,
2020
 
                 
Accounts payable
  $
53,578
    $
16,670
 
Accrued fees and expenses
   
-
     
15,659
 
    $
53,578
    $
32,329