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Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Total
Balance at Dec. 31, 2021 $ 10,529 $ 147,682,384 $ (135,589,470) $ 12,103,443
Balance, shares at Dec. 31, 2021 10,528,212      
Issuance of common stock, net of offering cost / At-the-market offering $ 1,791 10,511,976 10,513,767
Issuance of common stock, net of offering cost / At-the-market offering, shares 1,790,576      
Stock-based compensation $ 297 1,288,977 1,289,274
Stock-based compensation, shares 297,222      
Dividend distributions (634,557) (634,557)
Net loss (5,740,743) (5,740,743)
Balance at Mar. 31, 2022 $ 12,617 158,848,780 (141,330,213) 17,531,184
Balance, shares at Mar. 31, 2022 12,616,010      
Balance at Dec. 31, 2022 $ 13,108 160,800,263 (151,482,208) 9,331,163
Balance, shares at Dec. 31, 2022 13,107,149      
Issuance of common stock, net of offering cost / At-the-market offering $ 301 508,482 508,783
Issuance of common stock, net of offering cost / At-the-market offering, shares 301,154      
Stock-based compensation $ 391 531,226 531,617
Stock-based compensation, shares 391,442      
Dividend distributions
Net loss (1,413,369) (1,413,369)
Balance at Mar. 31, 2023 $ 13,800 $ 161,839,971 $ (152,895,577) $ 8,958,194
Balance, shares at Mar. 31, 2023 13,799,745