Can demand for illicit drugs be reduced?
Cultural patterns of drug and alcohol use: an analysis of host and agent in the cultural environment
Rethinking drug policies in the context of the acquired immunodeficiency syndrome
Basic elements for a national comprehensive plan for drug abuse control in Peru
Experience in the control of khat-chewing in Somalia
Preliminary results of two nation-wide epidemiological studies of drug use in Greece: a study of known cases and a general population survey
The epidemiology of illicit drug use in Spain
Drug-taking among Nigerian students at universities in the United States of America
Scholastic attainment and employment of drug users in Singapore