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Net Loss Per Common Share (Tables)
6 Months Ended
Jun. 30, 2019
Earnings Per Share [Abstract]  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following potentially dilutive securities have been excluded from the computations of diluted weighted average shares outstanding as they would be anti-dilutive:

 

   June 30, 
   2019   2018 
Shares underlying warrants outstanding   738,070    738,070 
Shares underlying options outstanding   880,837    738,338