Psychometric properties of two ADHD questionnaires: comparing the Conners' scale and the FBB-HKS in the general population of German children and adolescents--results of the BELLA study. Erhart, Michael Döpfner, Manfred Ravens-Sieberer, Ulrike Barkmann, Claus 2008 - Forschungsinformationssystem des UKE
