Estimating the prevalence of opioid dependence.
Hartnoll
R
R
Lewis
R
R
Mitcheson
M
M
Bryer
S
S
D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008131:London; D008297:Male; D009294:Narcotics; D019966:Substance-Related Disorders / Q000453:epidemiology*
D009294:Narcotics