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Loss Per Share | 3 Months Ended
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Mar. 31, 2018
Loss Per Share [Text Block] |
18. | Loss Per Share
The following is the calculation of loss per share:
|  |  | Three months ended March 31, |
|  |  | 2017 |  |  | 2018 |
| Net loss | $ | (2,068,216 | ) | $ | (2,567,833 | )
| Weighted average shares used in basic and diluted computation (note) |  | 19,856,778 |  |  | 26,502,086 |
| Loss per share | $ | (0.10 | ) | $ | (0.10 | )
| Note: | Including 55,000 and 324,665 vested restricted shares granted pursuant to the 2015 Plan that were not yet issued for the three months ended March 31, 2017 and 2018, respectively.
For the three months ended March 31, 2017 and 2018, 653,500 and 255,500 unvested restricted shares were anti-dilutive and excluded from shares used in the diluted computation.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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