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Note 8 - Loss Per Share Common Stock ("EPS") (Tables)

9 Months Ended

Sep. 30, 2017

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

		Three Months ended September 30,								Nine Months ended September 30,
		201 7				201 6				201 7				201 6
Basic Numerator:
Net loss		$	(1,605,784	)		$	(1,134,422	)		$	(4,751,301	)		$	(3,673,125	)
Convertible preferred stock dividends			(200,625	)			(200,625	)			(601,875	)			(601,875	)
Net loss available to common stockholders		$	(1,806,409	)		$	(1,335,047	)		$	(5,353,176	)		$	(4,275,000	)
Basic Denominator			6,535,449				5,530,105				6,333,530				5,521,218
Per Share Amount		$	(0.28	)		$	(0.24	)		$	(0.85	)		$	(0.77	)

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

		Three Months ended September 30,								Nine Months ended September 30,
		201 7				201 6				201 7				201 6
Preferred stock			5,416,667				5,416,667				5,416,667				5,416,667
Stock options			205,497				28,992				101,327				13,398
Warrants			9,492				6,529				5,608				-
Total			5,631,656				5,452,188				5,523,602				5,430,065

		Three Months ended September 30,								Nine Months ended September 30,
		201 7				201 6				201 7				201 6
Stock options			262,094				215,000				278,761				231,667
Warrants			1,351,052				1,656,702				1,351,052				1,704,618
Total			1,613,146				1,871,702				1,629,813				1,936,285

X

- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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