1. NutriAct-Competence Cluster Nutrition Research, Berlin-Potsdam, Germany
2. Department of Psychology, Counseling Psychology, University of Potsdam, Karl-Liebknecht-Str. 24-25, 14476 Potsdam, Germany
3. German Institute of Human Nutrition Potsdam-Rehbruecke, Arthur-Schneunert-Allee 114-116, 14558 Nuthetal, Germany