Morphine and 6-monoacetylmorphine in hair of heroin users: use of invalid extraction procedures generates erroneous conclusions.
Schaffer
Michael
M
Hill
Virginia
V
Cairns
Thomas
T
D003951:Diagnostic Errors; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D006197:Hair / Q000737:chemistry / Q000378:metabolism*; D006556:Heroin Dependence / Q000175:diagnosis* / Q000378:metabolism; D006801:Humans; D009020:Morphine / Q000032:analysis / Q000378:metabolism*; D009022:Morphine Derivatives / Q000032:analysis / Q000378:metabolism*; D013048:Specimen Handling / Q000379:methods*; D015813:Substance Abuse Detection / Q000379:methods*
D009022:Morphine Derivatives; D009020:Morphine; C026979:6-O-monoacetylmorphine