Affiliation: | 1. Department of Microbiology and Immunology, Institute for Biomedicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden;2. Department of Internal Medicine and Clinical Nutrition, Institute for Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden;3. Department of Internal Medicine, S?dra?lvsborg Hospital, Bor?s, Sweden;4. Department of Internal Medicine, K?rnsjukhuset, Sk?vde, Sweden |