Attached files
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| 8-K - 8-K - COLLEGIUM PHARMACEUTICAL, INC | a16-8514_18k.htm |
Exhibit 16.1
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April 12, 2016 |
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Grant Thornton LLP |
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U.S. Securities and Exchange Commission |
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75 State St., 13th Floor |
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Office of the Chief Accountant |
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Boston, MA 02109 |
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100 F Street, NE |
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Washington, DC 20549 |
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T 617.723.7900 |
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F 617.723.3640 |
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www.GrantThornton.com |
Re: Collegium Pharmaceutical, Inc.
File No. 001-37372
Dear Sir or Madam:
We have read Item 4.01 of Form 8-K of Collegium Pharmaceutical, Inc. dated April 11, 2016 and agree with the statements concerning our Firm contained therein.
Very truly yours,
/s/ Grant Thornton LLP
Grant Thornton LLP
U.S. member firm of Grant Thornton International Ltd