Quarterly report pursuant to Section 13 or 15(d)

4. ACCRUED EXPENSES (Details)

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4. ACCRUED EXPENSES (Details) - USD ($)
Mar. 31, 2017
Dec. 31, 2016
Payables and Accruals [Abstract]    
Royalty buy-out $ 2,432,000 $ 0
Accrued payroll expenses 266,090 208,126
Other accrued liabilities 222,601 170,092
Total accrued expenses $ 2,920,691 $ 378,218