6. Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2018

Payables and Accruals [Abstract]

Schedule of Accrued Expenses

	December 31, 2018		December 31, 2017
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
	$	664,029	$	1,135,653