1. From the Department of Molecular and Clinical Medicine Institute of Medicine at Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
2. Department of Internal Medicine Fondazione Policlinico Universitario A. Gemelli IRCCS, Università Cattolica del Sacro Cuore Rome Italy
3. Department of Chronic Disease Prevention National Institute of Health and Welfare Helsinki Finland
4. Department of Surgery Halland Hospital Halmstad Sweden
5. Unit of Clinical Nutrition Department of Gastroenterology and Hepatology Sahlgrenska University Hospital Gothenburg Sweden
6. Faculty of Medicine Department of Clinical Sciences Lund Lund University Orthopedics Sweden
7. Department of Surgery Faculty of Medicine and Health Örebro University Hospital Örebro Sweden
8. Institute of Health and Care Sciences Sahlgrenska Academy University of Gothenburg Gothenburg Sweden