References
1. Handbook of ForensicDrugAnalysis, FrederickP. Smith, 2005
2. Forensic andClinical Applications of SolidPhaseExtraction, Telepchak,
August andChaney, 2004
3. Determination of Cocaine andMetabolites inUrineUsingElectrospray
LC/MS bySlawson, ShawandHughes, 2000
Tetracaine
