Changes in cannabis potency over the last 2 decades (1995-2014): Analysis of current data in the United States

M. A. ElSOHLY ; Z. MEHMEDIC ; S. FOSTER ; C. GON ; S. CHANDRA ; J. C. CHURCH | 2016
Dans Biological Psychiatry (Vol.79, n°7, April 2016) Article : Périodique

BACKGROUND: Marijuana is the most widely used illicit drug in the United States and all over the world. Reports indicate that the potency of cannabis preparation has been increasing. This report examines the concentration of cannabinoids in illi[...]

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Following the price: identifying cocaine trafficking networks in Colombia

G. J. BENITEZ ; S. CHANDRA ; T. C. L. W. CUADROS VELOZA ; I. J. D. DIAZ CARDENAS | 2019
Dans Global Crime (Vol.20, n°2, May 2019) Article : Périodique

International cocaine trafficking has been well-studied, but little is known about cocaine flows within Colombia, the largest producer and exporter of cocaine in the world. Using a unique dataset on the monthly wholesale prices of cocaine across[...]

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How powdered cocaine flows across the United States: Evidence from open-source price data

S. CHANDRA ; S. PETERS ; N. ZIMMER | 2014
Dans Journal of Drug Issues (Vol.44, n°4, October 2014) Article : Périodique

Patterns of flows of cocaine across the United States are identified using open-source price data. The data set consists of wholesale prices for powdered cocaine for 112 U.S. cities published biannually by the National Drug Intelligence Center ([...]

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Inferring cocaine flows across Europe: Evidence from price data

S. CHANDRA ; M. BARKELL ; S. KELLY | 2011
Dans Journal of Drug Policy Analysis (Vol.4, n°1, January 2011) Article : Périodique

Price data for cocaine in Europe reported in the World Drug Report of 2010 are analyzed with the aim of inferring patterns of transnational cocaine flows across the continent. The concepts of market integration and price gradients are combined t[...]

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New trends in cannabis potency in USA and Europe during the last decade (2008-2017)

S. CHANDRA ; M. M. RADWAN ; C. G. MAJUMDAR ; J. C. CHURCH ; T. P. FREEMAN ; M. A. ElSOHLY | 2019
Dans European Archives of Psychiatry and Clinical Neuroscience (Vol.269, n°1, February 2019) Article : Périodique

ENGLISH: Through the potency monitoring program at the University of Mississippi supported by National Institute on Drug Abuse (NIDA), a total of 18108 samples of cannabis preparations have been analyzed over the last decade, using a validated [...]

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Transnational cocaine and heroin flow networks in western Europe: A comparison

S. CHANDRA ; J. JOBA | 2015
Dans International Journal of Drug Policy (Vol.26, n°8, August 2015) Article : Périodique

Background: A comparison of the properties of drug flow networks for cocaine and heroin in a group of 17 western European countries is provided with the aim of understanding the implications of their similarities and differences for drug policy.[...]

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