Note 13 - Subsequent Events

9 Months Ended

Sep. 30, 2019

Notes to Financial Statements

Subsequent Events [Text Block]

NOTE

13

.  Subsequent Events

The secured promissory note payable to Oxford Finance (see Note

8

) was repaid in full on

November 4, 2019.

The Company will expense the related unamortized deferred financing costs of approximately

$0.1

 million in the

three

months ending

December 31, 2019.