Affiliation: | 1. National Institute of Public Health and the Environment, Bilthoven, The Netherlands;2. PHLS Antimicrobial Susceptibility Surveillance Unit (AmSSU), CDSC Trent Nottingham, UK;3. Institut Pasteur, Centre National de Reference des Antibiotiques, Paris, France;4. Swedish Institute for Infectious Disease Control, Stockholm, Sweden;5. University Hospital Groningen, Groningen, The Netherlands |