COMMITMENTS AND CONTINGENCIES - Narrative (Details) - USD ($)
1 Months Ended 3 Months Ended
Jul. 31, 2020
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Oct. 31, 2017
Other Commitments [Line Items]          
Severance provisions, annual base salary   12 months      
Severance provisions, continuation of health insurance benefits   12 months      
Severance costs   $ 0 $ 0    
Accrued severance   100,000      
Term of contract 4 years        
Operating lease annual rental payments $ 72,000        
Operating lease monthly rental payments $ 6,000        
Renewal term 3 years        
Right-of-use asset $ 233,206 203,269   $ 214,767  
Operating lease, liability $ 233,206 204,948      
Operating lease, weighted average discount rate, percent         12.00%
Operating lease, cost   18,000 15,000    
Cash paid for operating lease   100,000      
LifeSci Advisors, LLC          
Other Commitments [Line Items]          
Related party transaction, expense   61,000 0    
LifeSci Communications, LLC          
Other Commitments [Line Items]          
Related party transaction, expense   $ 77,000 $ 0