Affiliation: | 1. Unité de Prévention et de Lutte contre les Infections Nosocomiales, Angers University Hospital, Angers, France;2. Infection Control Unit, Centre Hospitalier Loire Vendée Océan, Challans, France;3. Medical Biology Laboratory, Centre Hospitalier Loire Vendée Océan, Challans, France;4. Microbiology Unit, Angers University Hospital, Angers, France;5. Microbiology Unit, Nantes University Hospital, Nantes, France;6. CPias Pays de la Loire, Nantes University Hospital, Nantes, France;7. Health Protection Research Unit, Imperial College London, UK |