Review of general population surveys of drug abuse.
Johnston, Lloyd D.
Review of general population surveys of drug abuse. - 57 p. - WHO offset publications, no.52 .
9241700521
Substance abuse
Epidemiologic methods
Healthsurveys
Review of general population surveys of drug abuse. - 57 p. - WHO offset publications, no.52 .
9241700521
Substance abuse
Epidemiologic methods
Healthsurveys