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Geographically Sourcing Cocaine's Origin – Delineation of the Nineteen Major Coca Growing Regions in South America | Scientific Reports
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Raman spectroscopy in forensic analysis: identification of cocaine and other illegal drugs of abuse - Penido - 2016 - Journal of Raman Spectroscopy - Wiley Online Library
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Geographically Sourcing Cocaine's Origin – Delineation of the Nineteen Major Coca Growing Regions in South America | Scientific Reports
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