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Note 5 - Accounts Payable and Accrued Expenses (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
  

March 31,

2024

  

December 31,

2023

 
         

Accounts payable

 $83,272  $87,422 

Accrued fees and liabilities

  30,531   48,826 
  $113,803  $136,248