title: Fear of methadone maintenance.
mesh_terms: D001294:Attitude to Health; D005239:Fear; D006801:Humans; D008691:Methadone / Q000627:therapeutic use*; D009293:Opioid-Related Disorders / Q000534:rehabilitation*; D010043:Outcome and Process Assessment, Health Care; D012008:Recurrence
chemical_list: D008691:Methadone