1. Recommendations for hair testing in forensic cases;Society of Hair Testing;Forensic Sci. Int.,2004
2. State of the art in hair analysis for detection of drug and alcohol abuse;Pragst;Clin. Chim. Acta,2006
3. Substance Abuse and Mental Health Services Administration (SAMHSA), The DASIS report, polydrug admissions: 2002, http://www.oas.samhsa.gov/2k5/polydrugTX/polydrugTX.pdf (Accessed May 2011).
4. United Nations, United Nations office on drugs and crime 2010, World Drug Report 2010, http://www.unodc.org/documents/wdr/WDR_2010/World_Drug_Report_2010_lo-res.pdf (Accessed May 2011).
5. Simultaneous quantification of opiates, amphetamines, cocaine and metabolites and diazepam and metabolite in a single hair sample using GC-MS;Cordero;J. Chromatogr. B Analyt. Technol. Biomed. Life Sci.,2007