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Note 8 - Other Accrued Expenses and Liabilities
 12 Months Ended
Dec. 31, 2015
Notes to Financial Statements  
Other Liabilities Disclosure [Text Block]
8.
Other Accrued Expenses and Liabilities
 
Other accrued expenses and liabilities consisted of the following:
 
 
 
December 31,
 
 
 
2015
 
 
2014
 
Payroll related
   $ 91,302     $ 741,032  
Professional fees
     101,151       217,663  
Board fees
     55,938       55,000  
Rent liability for facilities no longer occupied
     424,155       808,418  
Severance
     221,183       0  
Franchise taxes
     97,644       0  
Other
     176,319       99,180  
    $ 1,167,692     $ 1,921,293