1 Department of Surgery, University of Eastern Finland and Kuopio, University Hospital, Kuopio, Finland.
2 Department of Medicine, University of Eastern Finland and Kuopio, University Hospital, Kuopio, Finland.
3 Institute of Public Health and Clinical Nutrition, University of Eastern Finland, 70210, Kuopio, Finland.
4 Department of Pathology, University of Eastern Finland and Kuopio, University Hospital, Kuopio, Finland.
5 Department of Clinical Nutrition and Obesity Centre, University of Eastern Finland and Kuopio, University Hospital, Kuopio, Finland.
6 Institute of Public Health and Clinical Nutrition, University of Eastern Finland, 70210, Kuopio, Finland. jussi.pihlajamaki@uef.fi.
7 Department of Clinical Nutrition and Obesity Centre, University of Eastern Finland and Kuopio, University Hospital, Kuopio, Finland. jussi.pihlajamaki@uef.fi.