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Note 3 - Balance Sheet Components - Prepaid Expenses (Details) - USD ($)
Mar. 31, 2024
Dec. 31, 2023
Prepaid clinical trial costs (current portion) $ 1,996,677 $ 1,282,746
Prepaid insurance premiums 73,797 110,695
Prepaid rent 13,045 13,045
Other prepaid expenses 10,000 26,667
Total prepaid expenses $ 2,093,519 $ 1,433,153