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SUPPLEMENTAL FINANCIAL INFORMATION (Details - Accrued and other liabilities) - USD ($)
Jun. 30, 2023
Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]    
Accrued bonus $ 291,812 $ 134,704
Accrued expenses 153,805 35,922
Accrued payroll and related liabilities 47,023 46,250
Accrued interest 14,346 0
Other accrued liabilities 6,014 9,593
Accrued and other liabilities $ 513,000 $ 226,469