1. Department of Bacteriology, Institute of Microbiology and Immunology, School of Medicine, 11000 Belgrade, Serbia
2. Department of Microbiology, Institute of Biology, University of Bialystok, 15-950 Bialystok, Poland
3. Department of Clinical Microbiology, Regional Hospital Příbram, CZ-26126 Příbram, Czech Republic
4. Czech National Reference Laboratory for Staphylococci, National Institute of Public Health, CZ-10042 Prague, Czech Republic
5. Scottish MRSA Reference Laboratory, Microbiology Department, Stobhill Hospital, Glasgow G21 3UW, United Kingdom