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Related Parties
12 Months Ended
Dec. 31, 2015
Related Parties  
Related Parties

12. Related Parties

On September 4, 2013, our Board of Directors authorized the forgiveness of the outstanding principal and interest of approximately $166,000, under the promissory note from our Chief Executive Officer, effective and contingent upon the filing of a registration statement on Form S‑1 for our initial public offering with the U.S. Securities and Exchange Commission.