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Condensed Consolidated Statements of Operations - USD ($)	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Sales	$ 530,000	$ 360,000
Cost of goods sold	395,000	251,000
Gross profit	135,000	109,000
Operating expenses:
Research and development	1,134,000	1,174,000
General and administrative	1,279,000	1,328,000
Total operating expenses	2,413,000	2,502,000
Loss from operations	(2,278,000)	(2,393,000)
Other income:
Interest income	0	14,000
Net loss	$ (2,278,000)	$ (2,379,000)
Net loss per share - basic and fully diluted	$ (0.13)	$ (0.16)
Weighted average number of shares outstanding - basic and fully diluted	17,717,214	14,862,558

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The aggregate cost of goods produced and sold and services rendered during the reporting period.

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