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\bibitem{Nizzoli1996} Nizzoli, U. (1996). \textit{Evaluation des r{\'e}sultats des traitements m{\'e}dicaux, psychologiques et socio-{\'e}ducatifs des toxicomanes en Europe : {\'e}tat des lieux = The evaluation of medical, psychological, socio-educational interventions with drug users in Europe : the way things are = Valutazione dei trattamenti medici, psicologici, socio-educativi dei tossicomani in Europa : lo stato delle cose}  (F{\'e}d{\'e}ration europ{\'e}enne des associations d{\textquoteright}intervenants en toxicomanie, \& Federation of European Professionals Working in the Field of Drug Abuse, Eds.). Modena: Mucchi.

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