1. Division of Renal Medicine, CLINTEC, Karolinska Institutet, Stockholm, Sweden
2. Department of Renal Medicine, Karolinska University Hospital, Stockholm, Sweden
3. Department of Medicine, Division of Rheumatology Solna, Karolinska Institutet, Stockholm, Sweden
4. Unit of Rheumatology, Karolinska University Hospital, Stockholm, Sweden
5. Baxter Novum, CLINTEC, Karolinska Institutet, Stockholm, Sweden
6. Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden