1. Department of Medical Epidemiology and Biostatistics Karolinska Institutet Solna Sweden
2. Center of Research on Psychological Disorders and Somatic Diseases (CoRPS) Department of Medical and Clinical Psychology Tilburg University Tilburg The Netherlands
3. Institute for Food, Nutrition and Health (IFNH) University of Reading Reading UK
4. Department of Psychiatry Leiden University Medical Centre Leiden The Netherlands
5. Department of Epidemiology University Medical Centre Groningen University of Groningen Groningen The Netherlands
6. Division of Human Nutrition and Health Wageningen University Wageningen The Netherlands