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Accounts Payable - Additional Information (Detail) (USD $)
9 Months Ended
Sep. 30, 2014
Dec. 31, 2013
Sep. 30, 2014
Clinical Trials [Member]
Accounts Payable [Line Items]      
Accounts payable $ 88,514 $ 76,109  
Accounts payable, trade 31,770   24,751
Accounts payable, other, current     9,711
Legal Fees     $ 22,282