1. Institute of Public Health and Clinical Medicine, Division of Medicine, Umeå University, Umeå, Sweden
2. Department of Emergency and Critical Care Medicine, School of Medicine, University of Yamanashi, Yamanashi, Japan
3. Department of Internal Medicine, Skellefteå County Hospital, Skellefteå, Sweden
4. Department of Immunology, Genetics and Pathology, Uppsala University, Uppsala, Sweden
5. Linnaeus Centre of Biomaterials Chemistry, Linnaeus University, Kalmar, Sweden