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Quarterly Financial Information (unaudited) (Tables)
 12 Months Ended
Dec. 31, 2019
Quarterly Financial Data [Abstract]  
Quarterly Financial Information
The following information has been derived from unaudited consolidated statements that, in the opinion of management, include all recurring adjustments necessary for a fair statement of such information.
 
Three Months Ended 2019
 
March 31
June 30
September 30
December 31
Revenue
$
97,885

$
42,486

$
—

$
46,367

Operating loss
(2,755,694
)
(4,019,719
)
(2,999,592
)
(3,403,639
)
Net loss
(2,763,932
)
(4,026,731
)
(3,018,222
)
(3,418,757
)
Basic and diluted net loss per share attributable to common shareholders
$
(0.17
)
$
(0.19
)
$
(0.14
)
$
(0.16
)
 
Three Months Ended 2018
 
March 31
June 30
September 30
December 31
Revenue
$
19,097

$
47,898

$
10,938

$
6,585

Operating loss
(2,443,472
)
(2,784,583
)
(2,720,027
)
(2,417,714
)
Net loss
(2,449,787
)
(2,781,149
)
(2,727,028
)
(2,424,095
)
Deemed dividend
—

—

—

(1,822,873)

Basic and diluted net loss per share attributable to common shareholders
$(0.21)
$(0.22)
$(0.21)
$(0.30)