2 Department of Infection Control, Landspítali University Hospital, Reykjavik, Iceland.
3 Children's Hospital Reykjavik, Landspítali University Hospital, Reykjavik, Iceland.
4 Antimicrobial Resistance and Healthcare Associated Infections (AMRHAI) Reference Unit, National Infection Service, Public Health England, London NW9 5EQ, UK.
5 Norwegian National Advisory Unit on Detection of Antimicrobial Resistance, Dept. of Microbiology and Infection Control, University Hospital of North Norway, Tromsø, Norway; Department of Pharmacy, Faculty of Health Sciences, UiT The Arctic University of Norway, Tromsø, Norway.
6 Clinical Microbiology, Landspítali University Hospital, Reykjavik, Iceland; Children's Hospital Reykjavik, Landspítali University Hospital, Reykjavik, Iceland.