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BUSINESS DESCRIPTION (Narrative) (Details) - USD ($)		12 Months Ended
BUSINESS DESCRIPTION (Narrative) (Details) - USD ($)	Apr. 02, 2021	Dec. 31, 2022	Dec. 31, 2021	Apr. 30, 2020
Business Acquisition [Line Items]
Net loss		$ 12,178,000	$ 8,517,000
Accumulated deficit		(92,297,000)	(80,094,000)
Working deficiency		1,300,000
Net cash used in operating activities		(7,721,000)	(6,577,000)
Proceeds from issuance of common stock		$ 129,000	$ 16,207,000
Common stock, par value		$ 0.01	$ 0.01
Sales Agreement with Alliance Global Partners
Business Acquisition [Line Items]
Proceeds from issuance of common stock	$ 16,000,000.0
Sale of common stock	5,119,656
Additional shares available for future sales	$ 6,000,000.0
Sales Agreement with Alliance Global Partners \| Maximum [Member]
Business Acquisition [Line Items]
Proceeds from issuance of common stock	$ 22,000,000.0
Joint Venture [Member] \| Popular Healthcare PLLC [Member]
Business Acquisition [Line Items]
Percentage of interest in joint venture				49.00%
Joint Venture [Member] \| Popular [Member] \| Popular Healthcare PLLC [Member]
Business Acquisition [Line Items]
Percentage of interest in joint venture				51.00%
Joint Venture [Member] \| Poplar Put Right [Member] \| Scenario, Plan [Member]
Business Acquisition [Line Items]
Price per share				$ 1.00
Joint Venture [Member] \| Poplar Put Right [Member] \| Scenario, Plan [Member] \| Popular Healthcare PLLC [Member]
Business Acquisition [Line Items]
Percentage of interest in joint venture				100.00%
Purchase price				$ 51