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Loss per share (Tables)
12 Months Ended
Dec. 31, 2021
Earnings per share [abstract]  
Schedule of loss per share
    December 31, 2021     December 31, 2020     December 31, 2019  
    #     #     #  
Warrants   6,956,795     6,749,109     467,451  
Share Options   3,224,859     1,693,063     1,454,943  
    10,181,654     8,442,172     1,922,394