Oral Fluid Analysis

Estimation of cocaine consumption in the community: a critical comparison of the results from three complimentary techniques
Malcolm J Reid, Katherine H Langford, Merete Grung, Hallvard Gjerde, Ellen J Amundsen, Jorg Morland, Kevin V Thomas

BMJ Open Jan 2012, 2 (6) e001637; DOI: 10.1136/bmjopen-2012-001637

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Oral Fluid Analysis