1. Department of Medical Microbiology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands
2. European Centre for Disease Prevention and Control, Stockholm, Sweden
3. Department of Clinical Microbiology, University Hospital for Infectious Diseases, Zagreb, Croatia
4. Unidad de Resistencia a Antibióticos y Virulencia Bacteriana asociada al Consejo Superior de Investigaciones Científicas (CSIC), Madrid, Spain
5. Servicio de Microbiología, Hospital Universitario Ramón y Cajal and Instituto Ramón y Cajal de Investigación Sanitaria (IRYCIS), Madrid, Spain
6. Division of Epidemiology, Tel-Aviv Sourasky Medical Centre, Tel-Aviv, Israel
7. Swedish Institute for Communicable Disease Control, Solna, Sweden
8. Clinical Microbiology, MTC - Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden
9. National Reference Laboratory for Antibiotic Resistance Monitoring in Gram-negative Bacteria, CHU Mont Godinne, Université Catholique de Louvain, Yvoir, Belgium
10. Department of Molecular Microbiology, National Medicines Institute, Warsaw, Poland
11. Section of Medical Microbiology IIB, School of Medical Sciences, Cardiff University, Heath Park Hospital, Cardiff, United Kingdom
12. Norwich Medical School, University of East Anglia, Norwich, United Kingdom
13. Medical and Molecular Microbiology Unit, Department of Medicine, Faculty of Science, University of Fribourg, Switzerland
14. INSERM U914 «Emerging Resistance to Antibiotics», Associated National Reference Center for Antibiotic Resistance, Faculté de Médecine et Université Paris-Sud, K. Bicêtre, France
15. Dipartimento di Biotecnologie Mediche, Università di Siena, Siena; Dipartimento di Medicina Sperimentale e Clinica, Università di Firenze; SOD Microbiologia e Virologia, Azienda Ospedaliera-Universitaria Careggi, Firenze, Italy
16. Institute for Medical Microbiology, Immunology and Hygiene, Cologne University, Cologne, Germany
17. Department of Microbiology, National School of Public Health, Athens, Greece
18. Antimicrobial Resistance and Healthcare Associated Infections Reference Unit, Public Health England, London, United Kingdom