SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 7) - shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Vested stock options from the company's 2017 Equity Incentive plan	4,067,452	2,757,687
Warrants	1,565,447	2,479,849
Shares to be issued upon conversion of convertible notes	115,047	115,047
Total	5,747,946	5,352,583