Authors: Bourland, JA Hayes, EF Kelly, RC Sweeney, SA Hatab, MM

Citation: Ja. Bourland et al., Quantitation of cocaine, benzoylecgonine, cocaethylene, methylecgonine, and norcocaine in human hair by positive ion chemical ionization (PICI) gas chromatography-tandem mass spectrometry, J ANAL TOX, 24(7), 2000, pp. 489-495