1. Department of Hand Surgery, Lund University, Skåne University Hospital, Malmö, Sweden
2. Department of Translational Medicine—Hand Surgery, Lund University, Lund, Sweden
3. Department of Orthopaedics, Helsingborg Hospital, Helsingborg, Sweden
4. Department of Medicine, Lund University, Skåne University Hospital, Malmö, Sweden
5. Clinical Studies Sweden—Forum South, Skåne University Hospital, Lund, Sweden
6. National Diabetes Register, Centre of Registers, Gothenburg, Sweden
7. Department of Molecular and Clinical Medicine, Institute of Medicine, University of Gothenburg, Gothenburg, Sweden
8. Department of Medicine, Sahlgrenska University Hospital, University of Gothenburg, Gothenburg, Sweden
9. Department of Clinical Science and Education, Karolinska Institutet and Department of Hand surgery Södersjukhuset, Stockholm, Sweden.