RT Article T1 Mandatory drug testing in prisons - an evaluation JF Research findings IS 75 SP 1 OP 4 A1 Edgar, Kimmett A1 O'Donnell, Ian A2 O'Donnell, Ian LA English YR 1998 UL https://krimdok.uni-tuebingen.de/Record/1639869093 K1 Strafvollzug K1 England K1 Drogenkonsum K1 Drogentests