title: Validity of screening methods for drugs of abuse in biological fluids. II. Heroin in plasma and saliva.
mesh_terms: D000328:Adult; D003915:Dextromethorphan / Q000032:analysis; D005189:False Positive Reactions; D005609:Free Radicals; D003932:Heroin / Q000032:analysis* / Q000097:blood; D006556:Heroin Dependence / Q000378:metabolism; D006801:Humans; D007118:Immunoassay; D008291:Malate Dehydrogenase / Q000032:analysis; D008297:Male; D008722:Methods; D009020:Morphine / Q000032:analysis; D011863:Radioimmunoassay; D012463:Saliva / Q000032:analysis* / Q000201:enzymology; D013997:Time Factors; D014316:Tritium
chemical_list: D005609:Free Radicals; D014316:Tritium; D003932:Heroin; D003915:Dextromethorphan; D009020:Morphine; D008291:Malate Dehydrogenase