Hair Analysis for Cocaine: The Requirement for Effective Wash Procedures and Effects of Drug Concentration and Hair Porosity in Contamination and Decontamination

Michael Schaffer, Virginia Hill, Thomas Cairns
2005 Journal of Analytical Toxicology  
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doi:10.1093/jat/29.5.319 pmid:16105256 fatcat:2ih7vjywmzd2tdllwg4vbgr4xa