The Swiss heroin trials. Scientifically sound?


The objective of this article is to critique a study conducted by the Swiss Federal Office of Public Health to evaluate Switzerland's heroin maintenance project. Heroin abusers (N = 1,146) were enrolled in 18 research clinics. Subjects were recruited into three study arms--heroin, morphine, or methadone maintenance, but randomization was unsuccessful, and… (More)


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