ENGLISH :
In this study the hypotheses were tested that retention rates, days spent in methadone treatment and upward mobility to outpatient and inpatient treatment modalities for heroin-dependent people in a methadone programme are lower for [...]
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ENGLISH : In this study the hypotheses were tested that retention rates, days spent in methadone treatment and upward mobility to outpatient and inpatient treatment modalities for heroin-dependent people in a methadone programme are lower for [...]