RT Article T1 Methadone maintenance treatment: an update JF European archives of psychiatry + clinical neuroscience VO 245 IS 2 SP 114 OP 124 A1 Bertschy, Gilles LA English YR 1995 UL https://krimdok.uni-tuebingen.de/Record/1639455337 K1 Substitutionstherapie K1 Methadonbehandlung