the effects of the liberalization of syringe sales on the behaviour of intravenous drug users in france. | a study to evaluate the effects of the liberalization of syringe sales in france, which was carried out in 1987 and 1988 in paris and at créteil, maisons-alfort, metz, bordeaux and marseille by a research team of the institute for epidemiological research on drug dependence (irep) in paris, included two samples of intravenous users of drugs, primarily heroin: a street sample of 157 persons and a sample of 123 persons undergoing treatment for drug addiction at in-patient facilities. the study, ba ... | 1989 | 2765721 |