RT Article T1 Meta-analysis in criminal justice and criminology: what it is, when it's useful, and what to watch out for JF Journal of criminal justice education VO 21 IS 2 SP 152 OP 168 A1 Pratt, Travis C. LA English YR 2010 UL https://krimdok.uni-tuebingen.de/Record/1395589666 K1 Justizforschung K1 Kriminologische Forschung K1 Metaanalyse K1 Methodenfragen DO 10.1080/10511251003693678