Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS

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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (3,621,641) $ (3,475,823)
Adjustments to reconcile net loss to cash used in operating activities:    
Depreciation and amortization 32,733 17,301
Stock-based compensation expense 207,654 173,438
Noncash lease expense 13,281  
Loss on revaluation of derivative warrants 4,000 26,950
Changes in:    
Accounts payable and accrued liabilities 511,256 16,025
Lease liability (10,998) 0
Prepaid expenses and other current assets 36,568 107,984
Other assets and liabilities 11,872 (49,980)
Cash used in operating activities (2,815,275) (3,184,105)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of fixed assets (6,242) (1,425)
Cash used in investing activities (6,242) (1,425)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments on capital lease obligations (811) (728)
Cash (used in) provided by financing activities (811) (728)
NET DECREASE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH (2,822,328) (3,186,258)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AT BEGINNING OF PERIOD 13,310,616 10,061,421
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AT END OF PERIOD 10,488,288 6,875,163
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION    
Cash paid for interest expense 880 0
Obtaining a right-of-use asset in exchange for a lease liability 405,000 0
Lease liability established through right-of-use asset $ 609,000 $ 0