"Narcotics Genetic aspects Congresses." . . "Chromosomes humains Anomalies Congrès." . . "Substance abuse Congresses." . . . . "Toxicomanie Congrès." . . "Toxicology Congresses." . . "Drogues" . . "Human chromosome abnormalities Congresses." . . "Toxicomanie Effets physiologiques Aspect génétique Congrès." . . "Substance-Related Disorders Congresses." . . "Congressos i conferències" . . . "Conference papers and proceedings" . . . . "Conference papers and proceedings"@en . "Drugs of abuse; their genetic and other chronic nonpsychiatric hazards" . . . "Drugs of abuse; their genetic and other chronic nonpsychiatric hazards"@en . . . . . . . "Drugs of abuse"@en . . "Drugs of abuse: their genetic and other chronic nonpsychiatric hazards" . . . . . . . . . . . "Drugs of abuse : their genetic and other chronic nonpsychiatric hazards" . . . . . . . . .