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Note 5 - Summary of Accrued Expenses (Details) - USD ($)
Mar. 31, 2016
Dec. 31, 2015
Accrued former executive payment $ 100,000 $ 100,000
Accrued outside services 29,828 $ 58,813
Accrued directors and advisors fees 27,000
Accrued audit and tax preparation 23,376 $ 93,500
Accrued clinical study expenses 19,773 22,777
Accrued legal professional fees 15,250 76,500
Accrued other 36,776 7,784
$ 252,003 $ 359,374