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11. ACCRUED EXPENSES (Tables)
12 Months Ended
Jun. 30, 2020
Payables and Accruals [Abstract]  
Accrued Expenses
    June 30,     June 30,  
    2020     2019  
Clinical / regulatory costs   $ 1,722,729     $ 943,721  
Other research related expenses     586,185       1,361,414  
Professional services     217,662       317,500  
Other     372,521       226,057  
    $ 2,899,097     $ 2,848,692