Affiliation: | 1. Department of Pediatrics, Clinical Sciences Lund, Lund University and Sk?ne University Hospital, Lund, Sweden;2. Department of Rheumatology, Clinical Sciences Lund, Lund University and Sk?ne University Hospital, Lund, Sweden;3. Department of Infection Medicine, Clinical Sciences Lund, Lund University and Sk?ne University Hospital, Lund, Sweden |