Effectiveness of Reducing the Risk of Eating-Related Problems Using the German School-Based Intervention Program, 'Torera', for Preadolescent Boys and Girls. - Berger, U.; Schaefer, J.-M.; Wick, K.; Brix, C.; Bormann, B.; Sowa, M.; Schwartze, D.; Strauss, B. (Prevention Science, 2014)