The epidemiology of drug use in a Canadian city at two points in time: Halifax, 1969-1970.
D000293:Adolescent; D002188:Cannabis; D000431:Ethanol; D005260:Female; D006801:Humans; D008297:Male; D009674:Nova Scotia; D010947:Plants, Toxic; D012737:Sex Factors; D019966:Substance-Related Disorders / Q000453:epidemiology*; D013997:Time Factors; D014026:Nicotiana
D000431:Ethanol