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Note 6 - Accrued Expenses (Tables)
9 Months Ended
Sep. 30, 2017
Notes Tables  
Schedule of Accrued Liabilities [Table Text Block]
   
September
30,
201
7
   
December 31,
201
6
 
Accrued
management salaries
  $
441,942
    $
201,170
 
Accrued directors
’ fees
   
156,469
     
78,070
 
Other
accrued expenses
   
15,000
     
15,000
 
Total accrued expenses
  $
613,411
    $
294,240