RT Article T1 Disorder policing to reduce crime: a systematic review JF Campbell Systematic Reviews VO 15 IS 3 SP 1 OP 38 A1 Braga, Anthony Allan 1969- A2 Welsh, Brandon 1969- A2 Schnell, Cory LA English YR 2019 UL https://krimdok.uni-tuebingen.de/Record/1789601576 AB This Campbell systematic review examines the effects of disorder policing interventions on crime. The review summarizes evidence from 28 high-quality studies (representing 30 independent tests), including nine randomized controlled trials. Most the studies come from the United States. K1 Polizei K1 Intervention K1 Verbrechen K1 Auswirkung K1 Disorder DO 10.1002/cl2.1050