Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF CASH FLOWS

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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (13,239,027) $ (13,562,290)
Adjustments to reconcile net loss to cash used in operating activities:    
Depreciation and amortization 82,265 1,546,048
Stock-based compensation 721,209 758,757
Impairment of goodwill 1,675,462 0
Gain on revaluation of derivative warrants (62,050) (22,075)
Gain on disposal of fixed assets (50,898) 0
Changes in:    
Prepaid expenses and other current assets (229,045) 281,396
Accounts payable and accrued liabilities (258,794) 451,325
Other assets (81,214) (473,462)
Cash used in operating activities (11,442,092) (11,020,301)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of fixed assets (384,993) (346,703)
Proceeds from sale of fixed assets 55,000 0
Cash used in investing activities (329,993) (346,703)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments on capital lease obligations (3,036) (2,727)
Reverse stock split fractional shares (762) 0
Proceeds from issuance of common stock, net of underwriting issuance costs 9,075,777 4,905,945
Proceeds from issuance of preferred stock 5,949,301 2,265,257
Change in deferred issuance costs 0 (116,337)
Proceeds from conversion of warrants 0 2,963,259
Payments on long-term obligations 0 (86,591)
Cash provided by financing activities 15,021,280 9,928,806
INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH 3,249,195 (1,438,198)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AT BEGINNING OF PERIOD 10,061,421 11,499,619
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AT END OF PERIOD 13,310,616 10,061,421
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION    
Cash paid for interest expense 0 364
Beneficial conversion feature and related deemed dividend on preferred stock $ 2,241,795 $ 1,448,945