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Auteur N. GYR |
Documents disponibles écrits par cet auteur (2)

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Périodique
SENDI P. ; M. HOFFMANN ; H. C. BUCHER ; ERB P. ; P. HALLER ; N. GYR ; M. BATTEGAY | 2003ENGLISH : Background: Drug addiction is a major problem in many societies. The opiate maintenance program includes a prospective cohort of injecting drug addicts, treated with opiates such as heroin intravenously. An important aim of this prog[...]![]()
Périodique
C. ZINKERNAGEL ; M. R. NAEF ; H. C. BUCHER ; D. LADEWIG ; N. GYR ; M. BATTEGAY | 2001Objectives: To assess the initiation of substance use of participants in an opiate maintenance program by a cross-sectional survey. Method: Participants (n=184) filled out a questionnaire assessing age at initial substance use and age at onset o[...]