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Net Loss Per Share of Common Stock | 12 Months Ended
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Dec. 31, 2019
Earnings Per Share [Abstract] |
Net Loss Per Share of Common Stock | Net Loss Per Share of Common Stock The following table sets forth the computation of basic and diluted earnings per share for the years ended December 31, 2019 and 2018:
| Year ended December 31, |  |
| 2019 |  | 2018
Net loss—basic and diluted | $ | (20,242,630) |  |  |  | $ | (18,219,664) |
Shares used in calculating net loss per common share—basic and diluted | 13,893,819 |  |  |  | 4,960,552 |
Net loss per common share—basic and diluted | $ | (1.46) |  |  |  | $ | (3.67) |
The following potentially dilutive securities have been excluded from the computation of diluted weighted average shares outstanding, as their inclusion would have been antidilutive:
| Year ended December 31, |  |
| 2019 |  | 2018
Options to purchase common stock | 731,189 |  |  | 632,752 |
Warrants | 870,020 |  |  | 870,020 |
Series A Warrants | 8,771,928 |  |  | — |
Series B Warrants | 1,000 |  |  | — |
Series C Warrants | 1,000 |  |  | — |
Total | 10,375,137 |  |  | 1,502,772 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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