1. Nosocomial Infections Unit CNM Carlos III Health Institute Madrid Spain
2. Paediatric Infectious and Tropical Diseases Department La Paz University Hospital and Translational Research Network in Paediatric Infectious Diseases (RITIP) Institute for Health Research IdiPAZ Madrid Spain
3. Primary Healthcare Centre "José Ramón Muñoz Fernández" Aragón Health Service Zaragoza Spain
4. Paediatric Infectious and Tropical Diseases Department La Paz University Hospital Madrid Spain
5. Department of Clinical Microbiology University Hospital 12 de Octubre Madrid Spain
6. Department of Microbiology Hospital Virgen de las Nieves Institute for Biosanitary Research‐Ibs Granada Spain
7. Department of Clinical Microbiology University Hospital Son Espases Palma Spain
8. Department of Clinical Microbiology La Paz University Hospital Madrid Spain
9. Department of Microbiology University Hospital Virgen del Rocío Sevilla Spain
10. Section of Microbiology Arnau de Vilanova University Hospital Lleida Spain
11. Department of Microbiology University Hospital Severo Ochoa Leganes Spain
12. Department of Microbiology Central University Hospital of Asturias Oviedo Spain