Attitudes of oral and intravenous multiple drug users toward drugs of abuse.
D000284:Administration, Oral; D000328:Adult; D000553:Ambulatory Care; D001290:Attitude; D005260:Female; D003932:Heroin; D006760:Hospitalization; D006801:Humans; D007273:Injections, Intramuscular; D007275:Injections, Intravenous; D008131:London; D008297:Male; D008691:Methadone; D009294:Narcotics / Q000008:administration & dosage; D011619:Psychotropic Drugs / Q000008:administration & dosage; D012659:Semantic Differential; D019966:Substance-Related Disorders / Q000628:therapy
D009294:Narcotics; D011619:Psychotropic Drugs; D003932:Heroin; D008691:Methadone