Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Details - Schedule of Accounts Payable and Accrued Liabilities (Details)

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Balance Sheet Details - Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($)
Oct. 31, 2019
Jul. 31, 2019
Balance Sheet Related Disclosures [Abstract]    
Research and development costs $ 2,599,136 $ 2,380,215
Professional services fees 2,777,472 1,702,886
Other 131,818 133,916
Total $ 5,508,426 $ 4,217,017