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1. Basis of Presentation and Going Concern (Details Narrative) - USD ($)
Jun. 30, 2017
Dec. 31, 2016
Jun. 30, 2016
Dec. 31, 2015
Basis Of Presentation And Going Concern Details Narrative        
Cash and cash equivalents $ 1,824,355 $ 3,444,952 $ 7,847,360 $ 12,583,764
Accounts payable, short-term notes payable and accrued expenses 368,547 1,160,488    
Accumulated deficit $ (162,924,064) $ (161,319,600)