Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Share (Tables)

Net Loss Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Schedule of Antidilutive Securities Excluded from Calculations of Net Loss Per Share

The following table sets forth the number of potential common shares excluded from the calculations of net loss per diluted share because their inclusion would be anti-dilutive (in thousands):

	Three months ended March 31,
	2018		2017
Options to purchase common stock		426		779
Warrants to purchase common stock		209		209
Notes payable convertible to common stock		247		-
Total		882		988