1. Department of Clinical Microbiology; Kalmar County Hospital; Kalmar Sweden
2. Department of Clinical and Experimental Medicine; Linköping University; Linköping Sweden
3. Department of Clinical Chemistry and Transfusion Medicine; Kalmar County Council; Kalmar Sweden
4. Division of Microbiology and Molecular Medicine; Department of Clinical and Experimental Medicine; Linköping University; Linköping Sweden