Note 6 - Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Other Current Liabilities [Table Text Block]

	December 31,
	2022		2021
Accrued payroll and payroll related expenses	$	131,777	$	879,971
Accrued professional fees		552,785		247,704
Accrued clinical studies expenses		475,141		786,579
Other		129,851		65,935
Total	$	1,289,554	$	1,980,189