Kapitány-Fövény, Máté; Farkas, Judit; Pataki PA,; Kiss A,; Horváth J,; Urbán, Róbert; Demetrovics, Zsolt
(2017)
Objective: Over the past 5 years, a shift to the use of novel psychoactive substances (NPS) has been observed among opioid users. The aim of this study was to assess the potential reasons for NPS use among treatment-seeking ...