Registration of securities issued in business combination transactions

6. Accrued Expenses (Details)

v3.19.1
6. Accrued Expenses (Details) - USD ($)
Dec. 31, 2018
Dec. 31, 2017
Payables and Accruals [Abstract]    
Accrued payroll and benefits $ 53,541 $ 723,488
Accrued professional fees 394,075 389,086
Accrued research costs 205,067 11,477
Other 11,346 11,602
Total accrued expenses $ 664,029 $ 1,135,653