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Disclosure - Prepaid expenses link:presentationLink link:calculationLink link:definitionLink 999018 - Disclosure - Liquidity link:presentationLink link:calculationLink link:definitionLink 999019 - Disclosure - Loan payable due to Eagle – JV partner link:presentationLink link:calculationLink link:definitionLink 999020 - Disclosure - Equity method investment link:presentationLink link:calculationLink link:definitionLink 999021 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 999022 - Disclosure - Related party transactions link:presentationLink link:calculationLink link:definitionLink 999023 - Disclosure - Stockholders’ equity link:presentationLink link:calculationLink link:definitionLink 999024 - Disclosure - Fair value measurements link:presentationLink link:calculationLink link:definitionLink 999025 - Disclosure - Commitments and contingencies link:presentationLink link:calculationLink link:definitionLink 999026 - Disclosure - Income taxes link:presentationLink link:calculationLink link:definitionLink 999027 - 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Disclosure - Stockholders Equity (Details - Noncash financing activities) link:presentationLink link:calculationLink link:definitionLink 999053 - Disclosure - Stockholders Equity (Details - Option activity) link:presentationLink link:calculationLink link:definitionLink 999054 - Disclosure - Stockholders’ equity (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999055 - Disclosure - Fair value measurements (Details - Nonrecurring fair value measurement) link:presentationLink link:calculationLink link:definitionLink 999056 - Disclosure - Fair value measurements (Details - Significant unobservable inputs) link:presentationLink link:calculationLink link:definitionLink 999057 - Disclosure - Fair value measurements (Details - Fair value measurements) link:presentationLink link:calculationLink link:definitionLink 999058 - Disclosure - Fair value measurements (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999059 - Disclosure - 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