1. 1Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden
2. 2Department of Medical Biosciences, Clinical Chemistry, Umeå University, Umeå, Sweden
3. 3Department of Internal Medicine and Clinical Nutrition, Institute of Medicine at Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
4. 4Department of Endocrinology, Sahlgrenska University Hospital, Gothenburg, Sweden
5. 5Department of Endocrinology, Skåne University Hospital, University of Lund, Malmö, Sweden
6. 6Department of Medical Sciences, Endocrinology and Mineral Metabolism, Uppsala University, Uppsala, Sweden
7. 7Department of Molecular Medicine and Surgery, Patient Area Endocrinology and Nephrology, Inflammation and Infection Theme, Karolinska Institute and Karolinska University Hospital, Stockholm, Sweden
8. 8Department of Endocrinology, Department of Medical and Health Sciences, Linköping University, Linköping, Sweden