00000nam a2200000 a 4500 Methoden Zahlen & Fakten Studie World Drug Report 2019 35 million people worldwide suffer from drug use disorders while only 1 in 7 people receive treatment. 2019 1. Auflage W:\Digitale Publikationen\Sucht\Suall\UNO World Drug Report\WorldDrugReport2019\00479871_WorldDrugReport2019MethodologyReport.pdf United Nations Office on Drugs and Crime 2 S.