Quarterly report pursuant to Section 13 or 15(d)

9. Share-Based Expense (Tables)

v3.19.1
9. Share-Based Expense (Tables)
3 Months Ended
Mar. 31, 2019
Share-based Payment Arrangement [Abstract]  
Share-based expense
    Three Months Ended March 31,  
    2019     2018  
Research and development expenses   $ 11,418     $ 60,345  
General and administrative expenses     222,522       345,849  
    $ 233,940     $ 406,194