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Acquisitions (Details 2) (Alvos Therapeutics [Member], USD $) | Jun. 30, 2012
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Alvos Therapeutics [Member] |
Summary of estimated fair values at the date of acquisition |
Current assets | $ 29,332
In-process R&D | 2,083,701
Current liabilities | (113,033)
Total purchase consideration | $ 2,000,000

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