Challenges and Prescriptions for Homeless Drug Users’ Social Reintegration; An Experience of Partnerships Between Iran and Europe NGOs - Moghanibashi-Mansourieh, Amir; Puyan, Daryush; Radfar, Ramin; Jafarian, Mohammad; Legl, Thomas; Mattsson, Regina; Hornberg, Esbjorn; Atefi, Faezeh; Neuretter, Iris; de Witte, Cressida; Farnam, Rabert; Binazade, Mohammad; et al. (Journal of drug issues, 2024)