9. Share-Based Expense (Tables)

9 Months Ended

Sep. 30, 2020

Share-based compensation expense is classified in the condensed consolidated statements of operations as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Research and development expenses	$	13,078	$	38,843	$	39,372	$	81,921
General and administrative expenses		97,721		208,594		348,759		648,610
	$	110,799	$	247,437	$	388,131	$	730,531