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Note 4 - Inventories (Tables)
6 Months Ended
Jun. 30, 2025
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
  

June 30, 2025

  

December 31, 2024

 
         

Dental finished goods

 $3,677,357  $3,640,391 

Medical finished goods

  121,815   - 

Component parts and other materials

  97,845   72,824 

Total inventories

 $3,897,017  $3,713,215