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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Cash flows from operating activities:    
Net loss $ (1,050,898) $ (1,355,602)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 7,033 3,795
Stock-based compensation expense 18,000 258,396
Changes in assets and liabilities:    
Grant funds and other receivables (118,560) 57,568
Prepaid expenses and other current assets 54,850 (30)
Accounts payable and accrued expenses 164,082 262,064
Total adjustments 125,405 581,793
Net cash used in operating activities (925,493) (773,809)
Cash flows from investing activities:    
Purchase of property and equipment (4,272)
Net cash used in investing activities (4,272)
Cash flows from financing activities:    
Net proceeds from sale of preferred stock 300,000 740,000
Net proceeds from issuance of note payable 170,200
Net proceeds from bridge financing 888,500
Principal repayment of note payable (5,866) (5,209)
Net cash provided by financing activities 1,352,834 734,791
Net increase (decrease) in cash and cash equivalents 427,341 (43,290)
Cash and cash equivalents at beginning of period 283,341 259,701
Cash and cash equivalents at end of period $ 710,682 $ 216,411