Autor/in Barkmann, Claus 1 Bettge, Susanne Ravens-Sieberer, Ulrike Schulte-Markwort, Michael Wille, Nora 1
Depressive symptoms of children and adolescents in a German representative sample: results of the BELLA study. Bettge, Susanne Wille, Nora Barkmann, Claus Schulte-Markwort, Michael Ravens-Sieberer, Ulrike 2008 - Forschungsinformationssystem des UKE