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7. PREPAID EXPENSES AND OTHER CURRENT ASSETS (Tables)
12 Months Ended
Jun. 30, 2019
Prepaid Expense and Other Assets, Current [Abstract]  
Schedule of prepaid expenses and other current assets

 

    June 30,     June 30,  
    2019     2018  
Clinical study costs   $ 61,798     $ 145,994  
Insurance premiums     87,937       42,605  
Other     487,554       325,089  
    $ 637,289     $ 513,688