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ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) - USD ($)
Jun. 30, 2021
Dec. 31, 2020
ACCOUNTS PAYABLE AND ACCRUED LIABILITIES    
Accounts payable $ 2,042,000 $ 2,935,000
Compensation and benefits 1,105,000 1,694,000
Process development expenses 777,000 277,000
Professional fees 445,000 875,000
Technology license fees 300,000 105,000
Other 432,000 127,000
Total accounts payable and accrued liabilities $ 5,100,943 $ 6,013,010