1 Infection Control Unit, Brest Teaching Hospital, Brest, France; University of Brest, Inserm, EFS, UMR, 1078, GGB, Brest, France. Electronic address: philippe.saliou@chu-brest.fr.
2 Infection Control Unit, Brest Teaching Hospital, Brest, France.
3 University of Brest, Inserm, EFS, UMR, 1078, GGB, Brest, France; Department of Microbiology, Brest Teaching Hospital, Brest, France.
4 Department of Clinical Hematology, Brest Teaching Hospital, Brest, France.