1. Infectious Diseases Stewardship Team, Paris Centre University Hospital, Assistance publique Hôpitaux de Paris (AP-HP) , Paris , France
2. Dipartimento di Sicurezza e Bioetica—Sezione di Malattie Infettive, Università Cattolica del Sacro Cuore , Rome , Italy
3. Microbiology Department, Paris Centre University Hospital, Assistance publique Hôpitaux de Paris (AP-HP) , Paris , France
4. Université Paris Cité, Institut Cochin, Institut national de la santé et de la recherche médicale (INSERM), U1016, Centre national de la recherche scientifique (CNRS ), UMR8104, Paris , France
5. Faculté de Médecine, Université Paris Cité , Paris , France
6. French National Reference Center and World Health Organization Collaborating Center Listeria, Institut Pasteur , Paris , France
7. Biology of Infection Unit, Institut Pasteur, Inserm , Paris , France