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Restricted Cash
12 Months Ended
Dec. 31, 2019
Restricted Cash [Abstract]  
Restricted Cash

4. Restricted Cash

The Company is required to maintain a security deposit for its operating lease agreement for the duration of the lease agreement and for its credit cards as long as they are in place. At December 31, 2019 and 2018, the Company had certificates of deposit for $180,000, which represented collateral as security deposits for its operating lease agreement for its facility and its credit cards.