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Note 4 - Prepaid Expenses and Other Current Assets (Tables)
9 Months Ended
Sep. 30, 2024
Notes Tables  
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block]
  

September 30,

  

December 31,

 
  

2024

  

2023

 

Prepaid insurance

 $61,571  $371,802 

Prepaid inventory

  300,367   449,242 

Prepaid subscriptions and license fees

  187,134   139,590 

Deposits

  219,779   238,719 

Other current assets

  403,630   86,211 

Prepaid expenses and other current assets

 $1,172,481  $1,285,564