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Summary of Significant Accounting Policies (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Summary Of Significant Accounting Policies          
Restricted cash $ 50,000   $ 50,000  
Cash deposit to collateralize 50,000   50,000    
Research & development $ 2,469,720 $ 986,716 $ 5,534,513 $ 2,064,562