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3. Accounts Receivable (Tables)
 12 Months Ended
Mar. 31, 2016
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] The following table sets forth the components of accounts receivable:

 
 
March 31,
 
 
 
2016
   
2015
 
Government
 
$
1,343,477
   
$
1,440,378
 
Commercial
   
118,384
     
209,768
 
Less: Allowance for doubtful accounts
   
(7,500
)
   
(24,975
)
 
 
$
1,454,361
   
$
1,625,171