[1] Natl Inst Publ Hlth & Environm, Epidemiol & Surveillance Unit, NL-3720 BA Bilthoven, Netherlands
[2] Vrije Univ Amsterdam, Med Ctr, Amsterdam, Netherlands
[3] European Ctr Dis Prevent & Control, Stockholm, Sweden
[4] Radboud Univ Nijmegen, Med Ctr, NL-6525 ED Nijmegen, Netherlands
[5] Elisabethinen Hosp, Linz, Austria
[6] Osterreich Agentur Gesundheit & Ernahrungssicherh, Vienna, Austria
[7] Univ Libre Bruxelles, Hop Erasme, Brussels, Belgium
[8] Statni Zdravotni Ustav, Prague, Czech Republic
[9] Statens Serum Inst, DK-2300 Copenhagen, Denmark
[10] Natl Publ Hlth Inst, Helsinki, Finland
[11] Robert Koch Inst, Wernigerode, Germany
[12] Univ Hosp, Inst Hyg, Munster, Germany
[13] Univ Patras, Patras, Greece
[14] Natl Ctr Epidemiol, Budapest, Hungary
[15] Landspitali Univ Hosp, Reykjavik, Iceland
[16] St James Hosp, Natl MRSA Reference Lab, Dublin, Ireland
[17] Ist Ospitalieri Cremona, Cremona, Italy
[18] Ist Super Sanita, I-00161 Rome, Italy
[19] Mater Dei Hosp, Msida, Malta
[20] Univ Ljubljana, Fac Med, Ljubljana, Slovenia
[21] Swedish Inst Infect Dis Control, Solna, Sweden
[22] Univ Hosp, Basel, Switzerland
[23] Hop Univ Geneve, Geneva, Switzerland
[24] Univ Zurich Hosp, CH-8091 Zurich, Switzerland
[25] Hacettepe Univ, Ankara, Turkey
[26] Amphia Hosp, Breda, Netherlands