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Net Loss per Share (Tables) | 9 Months Ended
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Sep. 30, 2022
Earnings Per Share [Abstract] |
Potential Dilutive Shares Excluded from Computation of Diluted Net Loss Per Share | Such potentially dilutive shares of common stock consisted of the following as of September 30, 2022 and 2021, respectively:
|  | September 30, |
|  | 2022 |  |  | 2021 |
Common stock options |  |  | 10,623,215 |  |  |  | 11,072,894 |
Inducement stock options |  |  | - |  |  |  | 97,500 |
Unvested restricted stock |  |  | 940,000 |  |  |  | 1,510,655 |
Warrants |  |  | 22,922,342 |  |  |  | 22,705,571 |
|  |  | 34,485,557 |  |  |  | 35,386,620 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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