RT Article T1 Predicting Recidivism: Base-Rates for Massachusetts Correctional Institution Concord JF The journal of criminal law, criminology and police science A1 Metzner, Ralph A2 Weil, Gunther LA English YR 1963 UL https://krimdok.uni-tuebingen.de/Record/1866314629 DO 10.2307/1140984