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Note 7 - Other Assets | 12 Months Ended
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Dec. 31, 2016
Notes to Financial Statements |
Other Assets Disclosure [Text Block] | 7. Other Assets Other assets consist of the following:
|  | December 31, |
|  | 2016 |  |  | 2015 |
Offering costs |  | $ | 180,456 |  |  | $ | — |
Clinical studies deposits |  |  | — |  |  |  | 160,400 |
Other |  |  | 52,219 |  |  |  | 21,087 |
Total |  | $ | 232,675 |  |  | $ | 181,487 |

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- Definition The entire disclosure for other assets. This disclosure includes other current assets and other noncurrent assets. + References No definition available. + Details
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