title: Bulgaria: the urgent need for the development of maintenance treatments.
authors.affiliation: Unité de Médecine des Addictions, service de Médecine Interne, Centre Monte Cristo, Hôpital Européen Georges-Pompidou, 20, rue Leblanc, 75015 Paris. stoilov@club-internet.fr
authors.forename: Diana
authors.initials: D
authors.lastname: Stoilova
mesh_terms: D002031:Bulgaria; D006801:Humans; D019966:Substance-Related Disorders / Q000188:drug therapy*