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Accounts Payable | 12 Months Ended
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Dec. 31, 2014
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Accounts Payable | Note 7. Accounts Payable Accounts payable at December 31 are summarized below:
|  | 2014 |  |  | 2013 |
External services |  | $ | 1,352,710 |  |  | $ | 863,030 |
Supplies |  |  | 339,762 |  |  |  | 263,866 |
Other |  |  | 126,359 |  |  |  | 25,007 |
Total accounts payable |  | $ | 1,818,831 |  |  | $ | 1,151,903 |

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