La clientèle des centres à bas-seuil d'accès - 1994

The study is part of the evaluation of measures to reduce the problems associated with the use of illegal drugs in Switzerland (mandate of the Federal Office of Public Health in...本研究为瑞士旨在减少非法药物使用相关问题的措施评估工作的组成部分，该工作受瑞士联邦公共卫生办公室委托（……