RT Article T1 Methodological considerations in the evaluation of offender interventions: the problem of attrition JF International journal of offender therapy and comparative criminology VO 56 IS 3 SP 447 OP 464 A1 Hatcher, Ruth M. A2 McGuire, James 1948- A2 Bilby, Charlotte A. L. A2 Palmer, Emma J. A2 Hollin, Clive R. LA English YR 2012 UL https://krimdok.uni-tuebingen.de/Record/1524544086 K1 Offender interventions K1 Evaluation K1 Attrition K1 Noncompletion K1 reconviction DO 10.1177/0306624X11403271