1. Department of Psychosomatic Medicine and Psychotherapy Hannover Medical School Hannover Germany
2. Institute for Nutritional Medicine Technical University of Munich, University Hospital “Klinikum rechts der Isar,” Munich Germany
3. Integrated Research and Treatment Center AdiposityDiseases, Department of Medical Psychology and Medical Sociology Leipzig University Medical Center Leipzig Germany
4. Neuropsychiatric Research Institute, Department of Psychiatry and Behavioral Science University of North Dakota School of Medicine and Health Sciences Fargo North Dakota USA